124920124400 has 30 divisors (see below), whose sum is σ = 300120599832. Its totient is φ = 49968049600.

The previous prime is 124920124397. The next prime is 124920124541. The reversal of 124920124400 is 4421029421.

It is a super-2 number, since 2×124920124400² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 156149756 + ... + 156150555.

Almost surely, 2^124920124400 is an apocalyptic number.

124920124400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124920124400 is an abundant number, since it is smaller than the sum of its proper divisors (175200475432).

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

124920124400 is a wasteful number, since it uses less digits than its factorization.

124920124400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312300329 (or 312300318 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The spelling of 124920124400 in words is "one hundred twenty-four billion, nine hundred twenty million, one hundred twenty-four thousand, four hundred".