612188873572056 has 128 divisors (see below), whose sum is σ = 1671522184028160. Its totient is φ = 185298994742400.

The previous prime is 612188873572043. The next prime is 612188873572097. The reversal of 612188873572056 is 650275378881216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 805421265 + ... + 806180991.

It is an arithmetic number, because the mean of its divisors is an integer number (13058767062720).

Almost surely, 2^{612188873572056} is an apocalyptic number.

612188873572056 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

612188873572056 is an abundant number, since it is smaller than the sum of its proper divisors (1059333310456104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

612188873572056 is a wasteful number, since it uses less digits than its factorization.

612188873572056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763245 (or 763241 counting only the distinct ones).

The product of its (nonzero) digits is 270950400, while the sum is 69.

The spelling of 612188873572056 in words is "six hundred twelve trillion, one hundred eighty-eight billion, eight hundred seventy-three million, five hundred seventy-two thousand, fifty-six".