516772125 has 24 divisors (see below), whose sum is σ = 931569912. Its totient is φ = 275611200.

The previous prime is 516772111. The next prime is 516772133. The reversal of 516772125 is 521277615.

It can be written as a sum of positive squares in 4 ways, for example, as 9036036 + 507736089 = 3006^2 + 22533^2 .

It is not a de Polignac number, because 516772125 - 2⁵ = 516772093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 516772125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 228552 + ... + 230801.

It is an arithmetic number, because the mean of its divisors is an integer number (38815413).

Almost surely, 2^516772125 is an apocalyptic number.

It is an amenable number.

516772125 is a deficient number, since it is larger than the sum of its proper divisors (414797787).

516772125 is a wasteful number, since it uses less digits than its factorization.

516772125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459374 (or 459361 counting only the distinct ones).

The product of its digits is 29400, while the sum is 36.

The square root of 516772125 is about 22732.6224839986. The cubic root of 516772125 is about 802.4777994848.

It can be divided in two parts, 516 and 772125, that added together give a square (772641 = 879²).

The spelling of 516772125 in words is "five hundred sixteen million, seven hundred seventy-two thousand, one hundred twenty-five".