124642504042 has 16 divisors (see below), whose sum is σ = 213949302912. Its totient is φ = 53349106320.

The previous prime is 124642504033. The next prime is 124642504069. The reversal of 124642504042 is 240405246421.

It is a junction number, because it is equal to n+sod(n) for n = 124642503989 and 124642504007.

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, 5747934 + ... + 5769577.

It is an arithmetic number, because the mean of its divisors is an integer number (13371831432).

Almost surely, 2^124642504042 is an apocalyptic number.

124642504042 is a deficient number, since it is larger than the sum of its proper divisors (89306798870).

124642504042 is a wasteful number, since it uses less digits than its factorization.

124642504042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11518293.

The product of its (nonzero) digits is 61440, while the sum is 34.

The spelling of 124642504042 in words is "one hundred twenty-four billion, six hundred forty-two million, five hundred four thousand, forty-two".