123315300325554 has 16 divisors (see below), whose sum is σ = 246782186780448. Its totient is φ = 41079835753632.

The previous prime is 123315300325493. The next prime is 123315300325561. The reversal of 123315300325554 is 455523003513321.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6316078147 + ... + 6316097670.

It is an arithmetic number, because the mean of its divisors is an integer number (15423886673778).

Almost surely, 2^{123315300325554} is an apocalyptic number.

123315300325554 is an abundant number, since it is smaller than the sum of its proper divisors (123466886454894).

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

123315300325554 is a wasteful number, since it uses less digits than its factorization.

123315300325554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12632177449.

The product of its (nonzero) digits is 810000, while the sum is 42.

Adding to 123315300325554 its reverse (455523003513321), we get a palindrome (578838303838875).

The spelling of 123315300325554 in words is "one hundred twenty-three trillion, three hundred fifteen billion, three hundred million, three hundred twenty-five thousand, five hundred fifty-four".