123411351223554 has 32 divisors (see below), whose sum is σ = 246955075153920. Its totient is φ = 41115059739600.

The previous prime is 123411351223493. The next prime is 123411351223561. The reversal of 123411351223554 is 455322153114321.

It is a super-2 number, since 2×123411351223554² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103425067 + ... + 104611505.

It is an arithmetic number, because the mean of its divisors is an integer number (7717346098560).

Almost surely, 2^{123411351223554} is an apocalyptic number.

123411351223554 is an abundant number, since it is smaller than the sum of its proper divisors (123543723930366).

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

123411351223554 is a wasteful number, since it uses less digits than its factorization.

123411351223554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1195726.

The product of its digits is 432000, while the sum is 42.

The spelling of 123411351223554 in words is "one hundred twenty-three trillion, four hundred eleven billion, three hundred fifty-one million, two hundred twenty-three thousand, five hundred fifty-four".