123475873052256 has 48 divisors (see below), whose sum is σ = 324125388531504. Its totient is φ = 41158469205504.

The previous prime is 123475873052243. The next prime is 123475873052267. The reversal of 123475873052256 is 652250378574321.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 123475873052256.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24755370 + ... + 29322006.

It is an arithmetic number, because the mean of its divisors is an integer number (6752612261073).

Almost surely, 2^{123475873052256} is an apocalyptic number.

123475873052256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

123475873052256 is an abundant number, since it is smaller than the sum of its proper divisors (200649515479248).

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

123475873052256 is a wasteful number, since it uses less digits than its factorization.

123475873052256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4848303 (or 4848295 counting only the distinct ones).

The product of its (nonzero) digits is 84672000, while the sum is 60.

The spelling of 123475873052256 in words is "one hundred twenty-three trillion, four hundred seventy-five billion, eight hundred seventy-three million, fifty-two thousand, two hundred fifty-six".