5153526644 has 24 divisors (see below), whose sum is σ = 10325589120. Its totient is φ = 2204682336.

The previous prime is 5153526593. The next prime is 5153526683. The reversal of 5153526644 is 4466253515.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149624 + ... + 180815.

It is an arithmetic number, because the mean of its divisors is an integer number (430232880).

Almost surely, 2^5153526644 is an apocalyptic number.

It is an amenable number.

5153526644 is an abundant number, since it is smaller than the sum of its proper divisors (5172062476).

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

5153526644 is a wasteful number, since it uses less digits than its factorization.

5153526644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331007 (or 331005 counting only the distinct ones).

The product of its digits is 432000, while the sum is 41.

The square root of 5153526644 is about 71788.0675600061. The cubic root of 5153526644 is about 1727.3015997158.

The spelling of 5153526644 in words is "five billion, one hundred fifty-three million, five hundred twenty-six thousand, six hundred forty-four".