4499733993768 has 320 divisors, whose sum is σ = 14236387925760. Its totient is φ = 1318447425024.

The previous prime is 4499733993763. The next prime is 4499733993779. The reversal of 4499733993768 is 8673993379944.

4499733993768 is a `hidden beast` number, since 4 + 4 + 99 + 73 + 3 + 99 + 376 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is not an unprimeable number, because it can be changed into a prime (4499733993763) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 14495755 + ... + 14802917.

It is an arithmetic number, because the mean of its divisors is an integer number (44488712268).

Almost surely, 2^{4499733993768} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4499733993768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7118193962880).

4499733993768 is an abundant number, since it is smaller than the sum of its proper divisors (9736653931992).

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

4499733993768 is a wasteful number, since it uses less digits than its factorization.

4499733993768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307278 (or 307265 counting only the distinct ones).

The product of its digits is 6666395904, while the sum is 81.

The spelling of 4499733993768 in words is "four trillion, four hundred ninety-nine billion, seven hundred thirty-three million, nine hundred ninety-three thousand, seven hundred sixty-eight".