123203450054532 has 96 divisors (see below), whose sum is σ = 299662700319360. Its totient is φ = 39367833108480.

The previous prime is 123203450054429. The next prime is 123203450054551. The reversal of 123203450054532 is 235450054302321.

It is a super-2 number, since 2×123203450054532² (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 31 ways as a sum of consecutive naturals, for example, 2652633 + ... + 15919904.

It is an arithmetic number, because the mean of its divisors is an integer number (3121486461660).

Almost surely, 2^{123203450054532} is an apocalyptic number.

123203450054532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123203450054532 is an abundant number, since it is smaller than the sum of its proper divisors (176459250264828).

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

123203450054532 is a wasteful number, since it uses less digits than its factorization.

123203450054532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18572821 (or 18572819 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 39.

The spelling of 123203450054532 in words is "one hundred twenty-three trillion, two hundred three billion, four hundred fifty million, fifty-four thousand, five hundred thirty-two".