3744851616 has 144 divisors (see below), whose sum is σ = 12048105888. Its totient is φ = 1134777600.

The previous prime is 3744851611. The next prime is 3744851641. The reversal of 3744851616 is 6161584473.

3744851616 is a `hidden beast` number, since 3 + 7 + 4 + 485 + 161 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×3744851616² = 28047827251715622912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3744851611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63646 + ... + 107426.

It is an arithmetic number, because the mean of its divisors is an integer number (83667402).

Almost surely, 2^3744851616 is an apocalyptic number.

3744851616 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3744851616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6024052944).

3744851616 is an abundant number, since it is smaller than the sum of its proper divisors (8303254272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3744851616 is a wasteful number, since it uses less digits than its factorization.

3744851616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43817 (or 43797 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 3744851616 is about 61195.1927523723. The cubic root of 3744851616 is about 1552.9049395288.

The spelling of 3744851616 in words is "three billion, seven hundred forty-four million, eight hundred fifty-one thousand, six hundred sixteen".