123993588832738 has 16 divisors (see below), whose sum is σ = 186471881860320. Its totient is φ = 61836338383200.

The previous prime is 123993588832703. The next prime is 123993588832787. The reversal of 123993588832738 is 837238885399321.

It is a super-2 number, since 2×123993588832738² (a number of 29 digits) contains 22 as substring.

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, 5170008 + ... + 16574563.

It is an arithmetic number, because the mean of its divisors is an integer number (11654492616270).

Almost surely, 2^{123993588832738} is an apocalyptic number.

123993588832738 is a deficient number, since it is larger than the sum of its proper divisors (62478293027582).

123993588832738 is a wasteful number, since it uses less digits than its factorization.

123993588832738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21751953.

The product of its digits is 3762339840, while the sum is 79.

The spelling of 123993588832738 in words is "one hundred twenty-three trillion, nine hundred ninety-three billion, five hundred eighty-eight million, eight hundred thirty-two thousand, seven hundred thirty-eight".