65253635256 has 64 divisors (see below), whose sum is σ = 168434565120. Its totient is φ = 21044799360.

The previous prime is 65253635173. The next prime is 65253635267.

65253635256 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4943241 + ... + 4956423.

It is an arithmetic number, because the mean of its divisors is an integer number (2631790080).

Almost surely, 2^65253635256 is an apocalyptic number.

It is an amenable number.

65253635256 is an abundant number, since it is smaller than the sum of its proper divisors (103180929864).

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

65253635256 is a wasteful number, since it uses less digits than its factorization.

65253635256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19876 (or 19872 counting only the distinct ones).

The product of its digits is 4860000, while the sum is 48.

The spelling of 65253635256 in words is "sixty-five billion, two hundred fifty-three million, six hundred thirty-five thousand, two hundred fifty-six".