56600601656 has 8 divisors (see below), whose sum is σ = 106126128120. Its totient is φ = 28300300824.

The previous prime is 56600601643. The next prime is 56600601661. The reversal of 56600601656 is 65610600665.

It is a tau number, because it is divible by the number of its divisors (8).

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, 3537537596 + ... + 3537537611.

It is an arithmetic number, because the mean of its divisors is an integer number (13265766015).

Almost surely, 2^56600601656 is an apocalyptic number.

It is an amenable number.

56600601656 is a deficient number, since it is larger than the sum of its proper divisors (49525526464).

56600601656 is a wasteful number, since it uses less digits than its factorization.

56600601656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7075075213 (or 7075075209 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 41.

Subtracting 56600601656 from its reverse (65610600665), we obtain a palindrome (9009999009).

The spelling of 56600601656 in words is "fifty-six billion, six hundred million, six hundred one thousand, six hundred fifty-six".