73725558874 has 32 divisors (see below), whose sum is σ = 122041753920. Its totient is φ = 33123024000.

The previous prime is 73725558871. The next prime is 73725558913. The reversal of 73725558874 is 47885552737.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (73725558871) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7441324 + ... + 7451224.

It is an arithmetic number, because the mean of its divisors is an integer number (3813804810).

Almost surely, 2^73725558874 is an apocalyptic number.

73725558874 is a deficient number, since it is larger than the sum of its proper divisors (48316195046).

73725558874 is a wasteful number, since it uses less digits than its factorization.

73725558874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13806.

The product of its digits is 65856000, while the sum is 61.

The spelling of 73725558874 in words is "seventy-three billion, seven hundred twenty-five million, five hundred fifty-eight thousand, eight hundred seventy-four".