73125647725142 has 16 divisors (see below), whose sum is σ = 110241186950400. Its totient is φ = 36378590465448.

The previous prime is 73125647725079. The next prime is 73125647725153. The reversal of 73125647725142 is 24152774652137.

It is a congruent number.

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, 28578293 + ... + 31031759.

It is an arithmetic number, because the mean of its divisors is an integer number (6890074184400).

Almost surely, 2^{73125647725142} is an apocalyptic number.

73125647725142 is a deficient number, since it is larger than the sum of its proper divisors (37115539225258).

73125647725142 is a wasteful number, since it uses less digits than its factorization.

73125647725142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2528555.

The product of its digits is 19756800, while the sum is 56.

The spelling of 73125647725142 in words is "seventy-three trillion, one hundred twenty-five billion, six hundred forty-seven million, seven hundred twenty-five thousand, one hundred forty-two".