56658583906 has 16 divisors (see below), whose sum is σ = 85094792640. Its totient is φ = 28293678000.

The previous prime is 56658583871. The next prime is 56658583937. The reversal of 56658583906 is 60938585665.

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, 6428955 + ... + 6437761.

It is an arithmetic number, because the mean of its divisors is an integer number (5318424540).

Almost surely, 2^56658583906 is an apocalyptic number.

56658583906 is a deficient number, since it is larger than the sum of its proper divisors (28436208734).

56658583906 is a wasteful number, since it uses less digits than its factorization.

56658583906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12489.

The product of its (nonzero) digits is 46656000, while the sum is 61.

The spelling of 56658583906 in words is "fifty-six billion, six hundred fifty-eight million, five hundred eighty-three thousand, nine hundred six".