36640237256 has 24 divisors (see below), whose sum is σ = 79916844870. Its totient is φ = 15702958656.

The previous prime is 36640237223. The next prime is 36640237261. The reversal of 36640237256 is 65273204663.

36640237256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 26533152100 + 10107085156 = 162890^2 + 100534^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46734605 + ... + 46735388.

Almost surely, 2^36640237256 is an apocalyptic number.

It is an amenable number.

36640237256 is an abundant number, since it is smaller than the sum of its proper divisors (43276607614).

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

36640237256 is a wasteful number, since it uses less digits than its factorization.

36640237256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93470013 (or 93470002 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 44.

The spelling of 36640237256 in words is "thirty-six billion, six hundred forty million, two hundred thirty-seven thousand, two hundred fifty-six".