172961240048 has 20 divisors (see below), whose sum is σ = 342242455200. Its totient is φ = 84640606464.

The previous prime is 172961239951. The next prime is 172961240051. The reversal of 172961240048 is 840042169271.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 172961239990 and 172961240008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115000073 + ... + 115001576.

It is an arithmetic number, because the mean of its divisors is an integer number (17112122760).

Almost surely, 2^172961240048 is an apocalyptic number.

It is an amenable number.

172961240048 is a deficient number, since it is larger than the sum of its proper divisors (169281215152).

172961240048 is a wasteful number, since it uses less digits than its factorization.

172961240048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230001704 (or 230001698 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 44.

The spelling of 172961240048 in words is "one hundred seventy-two billion, nine hundred sixty-one million, two hundred forty thousand, forty-eight".