5172756562 has 8 divisors (see below), whose sum is σ = 7782159996. Its totient is φ = 2578703232.

The previous prime is 5172756551. The next prime is 5172756601. The reversal of 5172756562 is 2656572715.

It can be written as a sum of positive squares in 2 ways, for example, as 4093568361 + 1079188201 = 63981^2 + 32851^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 3836683 + ... + 3838030.

Almost surely, 2^5172756562 is an apocalyptic number.

5172756562 is a deficient number, since it is larger than the sum of its proper divisors (2609403434).

5172756562 is a wasteful number, since it uses less digits than its factorization.

5172756562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7675052.

The product of its digits is 882000, while the sum is 46.

The square root of 5172756562 is about 71921.8781873777. The cubic root of 5172756562 is about 1729.4473561946.

The spelling of 5172756562 in words is "five billion, one hundred seventy-two million, seven hundred fifty-six thousand, five hundred sixty-two".