73413557657242 has 48 divisors (see below), whose sum is σ = 121179725424576. Its totient is φ = 33331662267200.

The previous prime is 73413557657233. The next prime is 73413557657257. The reversal of 73413557657242 is 24275675531437.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2658838017 + ... + 2658865627.

It is an arithmetic number, because the mean of its divisors is an integer number (2524577613012).

Almost surely, 2^{73413557657242} is an apocalyptic number.

73413557657242 is a deficient number, since it is larger than the sum of its proper divisors (47766167767334).

73413557657242 is a wasteful number, since it uses less digits than its factorization.

73413557657242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39795 (or 39784 counting only the distinct ones).

The product of its digits is 148176000, while the sum is 61.

The spelling of 73413557657242 in words is "seventy-three trillion, four hundred thirteen billion, five hundred fifty-seven million, six hundred fifty-seven thousand, two hundred forty-two".