172489599107 has 32 divisors (see below), whose sum is σ = 209890897920. Its totient is φ = 138465344160.

The previous prime is 172489599067. The next prime is 172489599151. The reversal of 172489599107 is 701995984271.

It is not a de Polignac number, because 172489599107 - 2²⁶ = 172422490243 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 172489599107.

It is not an unprimeable number, because it can be changed into a prime (172489599157) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4563428 + ... + 4601070.

It is an arithmetic number, because the mean of its divisors is an integer number (6559090560).

Almost surely, 2^172489599107 is an apocalyptic number.

172489599107 is a deficient number, since it is larger than the sum of its proper divisors (37401298813).

172489599107 is a wasteful number, since it uses less digits than its factorization.

172489599107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38063.

The product of its (nonzero) digits is 11430720, while the sum is 62.

The spelling of 172489599107 in words is "one hundred seventy-two billion, four hundred eighty-nine million, five hundred ninety-nine thousand, one hundred seven".