123515462040152 has 32 divisors (see below), whose sum is σ = 285035681632800. Its totient is φ = 48863259707904.

The previous prime is 123515462040119. The next prime is 123515462040167. The reversal of 123515462040152 is 251040264515321.

It is a happy number.

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, 84832047377 + ... + 84832048832.

It is an arithmetic number, because the mean of its divisors is an integer number (8907365051025).

Almost surely, 2^{123515462040152} is an apocalyptic number.

It is an amenable number.

123515462040152 is an abundant number, since it is smaller than the sum of its proper divisors (161520219592648).

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

123515462040152 is a wasteful number, since it uses less digits than its factorization.

123515462040152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169664096235 (or 169664096231 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 41.

The spelling of 123515462040152 in words is "one hundred twenty-three trillion, five hundred fifteen billion, four hundred sixty-two million, forty thousand, one hundred fifty-two".