32640707356 has 6 divisors (see below), whose sum is σ = 57121237880. Its totient is φ = 16320353676.

The previous prime is 32640707339. The next prime is 32640707399. The reversal of 32640707356 is 65370704623.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4080088416 + ... + 4080088423.

Almost surely, 2^32640707356 is an apocalyptic number.

It is an amenable number.

32640707356 is a deficient number, since it is larger than the sum of its proper divisors (24480530524).

32640707356 is a wasteful number, since it uses less digits than its factorization.

32640707356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8160176843 (or 8160176841 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 43.

The spelling of 32640707356 in words is "thirty-two billion, six hundred forty million, seven hundred seven thousand, three hundred fifty-six".