656500053554 has 16 divisors (see below), whose sum is σ = 999670223328. Its totient is φ = 323278826112.

The previous prime is 656500053527. The next prime is 656500053577. The reversal of 656500053554 is 455350005656.

It is a Curzon 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, 61949 + ... + 1147535.

It is an arithmetic number, because the mean of its divisors is an integer number (62479388958).

Almost surely, 2^656500053554 is an apocalyptic number.

656500053554 is a deficient number, since it is larger than the sum of its proper divisors (343170169774).

656500053554 is a wasteful number, since it uses less digits than its factorization.

656500053554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090169.

The product of its (nonzero) digits is 1350000, while the sum is 44.

The spelling of 656500053554 in words is "six hundred fifty-six billion, five hundred million, fifty-three thousand, five hundred fifty-four".