123315254112532 has 24 divisors (see below), whose sum is σ = 215956102380480. Its totient is φ = 61613519130240.

The previous prime is 123315254112509. The next prime is 123315254112551. The reversal of 123315254112532 is 235211452513321.

It is a congruent 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, 56874057 + ... + 59002447.

It is an arithmetic number, because the mean of its divisors is an integer number (8998170932520).

Almost surely, 2^{123315254112532} is an apocalyptic number.

It is an amenable number.

123315254112532 is a deficient number, since it is larger than the sum of its proper divisors (92640848267948).

123315254112532 is a wasteful number, since it uses less digits than its factorization.

123315254112532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2138751 (or 2138749 counting only the distinct ones).

The product of its digits is 216000, while the sum is 40.

The spelling of 123315254112532 in words is "one hundred twenty-three trillion, three hundred fifteen billion, two hundred fifty-four million, one hundred twelve thousand, five hundred thirty-two".