7172064725 has 24 divisors (see below), whose sum is σ = 10167027840. Its totient is φ = 4916445120.

The previous prime is 7172064709. The next prime is 7172064763. The reversal of 7172064725 is 5274602717.

It is not a de Polignac number, because 7172064725 - 2⁴ = 7172064709 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1023584 + ... + 1030566.

It is an arithmetic number, because the mean of its divisors is an integer number (423626160).

Almost surely, 2^7172064725 is an apocalyptic number.

It is an amenable number.

7172064725 is a deficient number, since it is larger than the sum of its proper divisors (2994963115).

7172064725 is a wasteful number, since it uses less digits than its factorization.

7172064725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12869 (or 12864 counting only the distinct ones).

The product of its (nonzero) digits is 164640, while the sum is 41.

The square root of 7172064725 is about 84688.0435775913. The cubic root of 7172064725 is about 1928.4781980341.

The spelling of 7172064725 in words is "seven billion, one hundred seventy-two million, sixty-four thousand, seven hundred twenty-five".