56500332655 has 12 divisors (see below), whose sum is σ = 73417001400. Its totient is φ = 41723321952.

The previous prime is 56500332653. The next prime is 56500332697. The reversal of 56500332655 is 55623300565.

It is not a de Polignac number, because 56500332655 - 2¹ = 56500332653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56500332653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33431305 + ... + 33432994.

It is an arithmetic number, because the mean of its divisors is an integer number (6118083450).

Almost surely, 2^56500332655 is an apocalyptic number.

56500332655 is a deficient number, since it is larger than the sum of its proper divisors (16916668745).

56500332655 is a wasteful number, since it uses less digits than its factorization.

56500332655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66864330 (or 66864317 counting only the distinct ones).

The product of its (nonzero) digits is 405000, while the sum is 40.

The spelling of 56500332655 in words is "fifty-six billion, five hundred million, three hundred thirty-two thousand, six hundred fifty-five".