124640577836 has 12 divisors (see below), whose sum is σ = 222761884128. Its totient is φ = 60994325232.

The previous prime is 124640577823. The next prime is 124640577907. The reversal of 124640577836 is 638775046421.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331490711 + ... + 331491086.

It is an arithmetic number, because the mean of its divisors is an integer number (18563490344).

Almost surely, 2^124640577836 is an apocalyptic number.

It is an amenable number.

124640577836 is a deficient number, since it is larger than the sum of its proper divisors (98121306292).

124640577836 is a wasteful number, since it uses less digits than its factorization.

124640577836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662981848 (or 662981846 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 53.

The spelling of 124640577836 in words is "one hundred twenty-four billion, six hundred forty million, five hundred seventy-seven thousand, eight hundred thirty-six".