123412313555504 has 20 divisors (see below), whose sum is σ = 239162006115480. Its totient is φ = 61693086170880.

The previous prime is 123412313555501. The next prime is 123412313555507. The reversal of 123412313555504 is 405555313214321.

It is an interprime number because it is at equal distance from previous prime (123412313555501) and next prime (123412313555507).

It is not an unprimeable number, because it can be changed into a prime (123412313555501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 816835034 + ... + 816986105.

It is an arithmetic number, because the mean of its divisors is an integer number (11958100305774).

Almost surely, 2^{123412313555504} is an apocalyptic number.

It is an amenable number.

123412313555504 is a deficient number, since it is larger than the sum of its proper divisors (115749692559976).

123412313555504 is a wasteful number, since it uses less digits than its factorization.

123412313555504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1633825868 (or 1633825862 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 44.

Adding to 123412313555504 its reverse (405555313214321), we get a palindrome (528967626769825).

The spelling of 123412313555504 in words is "one hundred twenty-three trillion, four hundred twelve billion, three hundred thirteen million, five hundred fifty-five thousand, five hundred four".