124207128044 has 24 divisors (see below), whose sum is σ = 225300472320. Its totient is φ = 59875008336.

The previous prime is 124207128029. The next prime is 124207128077. The reversal of 124207128044 is 440821702421.

It is a super-2 number, since 2×124207128044² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 124207127995 and 124207128013.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4917824 + ... + 4943015.

It is an arithmetic number, because the mean of its divisors is an integer number (9387519680).

Almost surely, 2^124207128044 is an apocalyptic number.

It is an amenable number.

124207128044 is a deficient number, since it is larger than the sum of its proper divisors (101093344276).

124207128044 is a wasteful number, since it uses less digits than its factorization.

124207128044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9860957 (or 9860955 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 35.

The spelling of 124207128044 in words is "one hundred twenty-four billion, two hundred seven million, one hundred twenty-eight thousand, forty-four".