725607106173 has 24 divisors (see below), whose sum is σ = 1094660566272. Its totient is φ = 462286337568.

The previous prime is 725607106171. The next prime is 725607106267. The reversal of 725607106173 is 371601706527.

725607106173 is a `hidden beast` number, since 7 + 2 + 560 + 7 + 10 + 6 + 1 + 73 = 666.

It is not a de Polignac number, because 725607106173 - 2¹ = 725607106171 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725607106171) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1360686 + ... + 1817327.

It is an arithmetic number, because the mean of its divisors is an integer number (45610856928).

Almost surely, 2^725607106173 is an apocalyptic number.

It is an amenable number.

725607106173 is a deficient number, since it is larger than the sum of its proper divisors (369053460099).

725607106173 is a wasteful number, since it uses less digits than its factorization.

725607106173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3179145 (or 3179142 counting only the distinct ones).

The product of its (nonzero) digits is 370440, while the sum is 45.

The spelling of 725607106173 in words is "seven hundred twenty-five billion, six hundred seven million, one hundred six thousand, one hundred seventy-three".