123530554425315 has 32 divisors (see below), whose sum is σ = 204090837313536. Its totient is φ = 63737024359680.

The previous prime is 123530554425301. The next prime is 123530554425323. The reversal of 123530554425315 is 513524455035321.

It is not a de Polignac number, because 123530554425315 - 2²¹ = 123530552328163 is a prime.

It is a super-2 number, since 2×123530554425315² (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, 41650594 + ... + 44517783.

It is an arithmetic number, because the mean of its divisors is an integer number (6377838666048).

Almost surely, 2^{123530554425315} is an apocalyptic number.

123530554425315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

123530554425315 is a deficient number, since it is larger than the sum of its proper divisors (80560282888221).

123530554425315 is a wasteful number, since it uses less digits than its factorization.

123530554425315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86171499.

The product of its (nonzero) digits is 5400000, while the sum is 48.

The spelling of 123530554425315 in words is "one hundred twenty-three trillion, five hundred thirty billion, five hundred fifty-four million, four hundred twenty-five thousand, three hundred fifteen".