3477640865604 has 24 divisors (see below), whose sum is σ = 8132567738400. Its totient is φ = 1156631852544.

The previous prime is 3477640865599. The next prime is 3477640865623. The reversal of 3477640865604 is 4065680467743.

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, 322715554 + ... + 322726329.

It is an arithmetic number, because the mean of its divisors is an integer number (338856989100).

Almost surely, 2^{3477640865604} is an apocalyptic number.

It is an amenable number.

3477640865604 is an abundant number, since it is smaller than the sum of its proper divisors (4654926872796).

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

3477640865604 is a wasteful number, since it uses less digits than its factorization.

3477640865604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645442339 (or 645442337 counting only the distinct ones).

The product of its (nonzero) digits is 81285120, while the sum is 60.

The spelling of 3477640865604 in words is "three trillion, four hundred seventy-seven billion, six hundred forty million, eight hundred sixty-five thousand, six hundred four".