124013607642556 has 6 divisors (see below), whose sum is σ = 217023813374480. Its totient is φ = 62006803821276.

The previous prime is 124013607642487. The next prime is 124013607642581. The reversal of 124013607642556 is 655246706310421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15501700955316 + ... + 15501700955323.

Almost surely, 2^{124013607642556} is an apocalyptic number.

It is an amenable number.

124013607642556 is a deficient number, since it is larger than the sum of its proper divisors (93010205731924).

124013607642556 is a wasteful number, since it uses less digits than its factorization.

124013607642556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31003401910643 (or 31003401910641 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 52.

The spelling of 124013607642556 in words is "one hundred twenty-four trillion, thirteen billion, six hundred seven million, six hundred forty-two thousand, five hundred fifty-six".