172737624412 has 12 divisors (see below), whose sum is σ = 302722075656. Its totient is φ = 86245602800.

The previous prime is 172737624379. The next prime is 172737624421. The reversal of 172737624412 is 214426737271.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30799198 + ... + 30804805.

It is an arithmetic number, because the mean of its divisors is an integer number (25226839638).

Almost surely, 2^172737624412 is an apocalyptic number.

It is an amenable number.

172737624412 is a deficient number, since it is larger than the sum of its proper divisors (129984451244).

172737624412 is a wasteful number, since it uses less digits than its factorization.

172737624412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61604708 (or 61604706 counting only the distinct ones).

The product of its digits is 790272, while the sum is 46.

The spelling of 172737624412 in words is "one hundred seventy-two billion, seven hundred thirty-seven million, six hundred twenty-four thousand, four hundred twelve".