3656611056 has 80 divisors (see below), whose sum is σ = 11430768384. Its totient is φ = 983288832.

The previous prime is 3656610989. The next prime is 3656611067. The reversal of 3656611056 is 6501166563.

It is a super-2 number, since 2×3656611056² = 26741608829722870272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314370 + ... + 325793.

Almost surely, 2^3656611056 is an apocalyptic number.

It is an amenable number.

3656611056 is an abundant number, since it is smaller than the sum of its proper divisors (7774157328).

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

3656611056 is a wasteful number, since it uses less digits than its factorization.

3656611056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640198 (or 640192 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 39.

The square root of 3656611056 is about 60469.9186042118. The cubic root of 3656611056 is about 1540.6107455537.

The spelling of 3656611056 in words is "three billion, six hundred fifty-six million, six hundred eleven thousand, fifty-six".