123336012245556 has 96 divisors (see below), whose sum is σ = 319103262084096. Its totient is φ = 36763046208000.

The previous prime is 123336012245539. The next prime is 123336012245597. The reversal of 123336012245556 is 655542210633321.

123336012245556 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 11138290 + ... + 19254441.

It is an arithmetic number, because the mean of its divisors is an integer number (3323992313376).

Almost surely, 2^{123336012245556} is an apocalyptic number.

It is an amenable number.

123336012245556 is an abundant number, since it is smaller than the sum of its proper divisors (195767249838540).

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

123336012245556 is a wasteful number, since it uses less digits than its factorization.

123336012245556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30393253 (or 30393251 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 48.

Adding to 123336012245556 its reverse (655542210633321), we get a palindrome (778878222878877).

The spelling of 123336012245556 in words is "one hundred twenty-three trillion, three hundred thirty-six billion, twelve million, two hundred forty-five thousand, five hundred fifty-six".