124256623401 has 32 divisors (see below), whose sum is σ = 192159371520. Its totient is φ = 79206475392.

The previous prime is 124256623373. The next prime is 124256623451. The reversal of 124256623401 is 104326652421.

124256623401 is a `hidden beast` number, since 1 + 2 + 4 + 25 + 6 + 623 + 4 + 0 + 1 = 666.

It is not a de Polignac number, because 124256623401 - 2⁵ = 124256623369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (124256623451) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1688491 + ... + 1760543.

It is an arithmetic number, because the mean of its divisors is an integer number (6004980360).

Almost surely, 2^124256623401 is an apocalyptic number.

It is an amenable number.

124256623401 is a deficient number, since it is larger than the sum of its proper divisors (67902748119).

124256623401 is a wasteful number, since it uses less digits than its factorization.

124256623401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74862 (or 74856 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 124256623401 in words is "one hundred twenty-four billion, two hundred fifty-six million, six hundred twenty-three thousand, four hundred one".