5656700656 has 40 divisors (see below), whose sum is σ = 11168285184. Its totient is φ = 2774904000.

The previous prime is 5656700641. The next prime is 5656700677. The reversal of 5656700656 is 6560076565.

It is a congruent number.

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, 258561 + ... + 279583.

Almost surely, 2^5656700656 is an apocalyptic number.

It is an amenable number.

5656700656 is a deficient number, since it is larger than the sum of its proper divisors (5511584528).

5656700656 is a wasteful number, since it uses less digits than its factorization.

5656700656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21349 (or 21343 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 46.

The square root of 5656700656 is about 75211.0407852464. The cubic root of 5656700656 is about 1781.7813098285.

The spelling of 5656700656 in words is "five billion, six hundred fifty-six million, seven hundred thousand, six hundred fifty-six".