5172408256 has 14 divisors (see below), whose sum is σ = 10263997760. Its totient is φ = 2586204096.

The previous prime is 5172408239. The next prime is 5172408257. The reversal of 5172408256 is 6528042715.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5172408257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40409376 + ... + 40409503.

Almost surely, 2^5172408256 is an apocalyptic number.

It is an amenable number.

5172408256 is a deficient number, since it is larger than the sum of its proper divisors (5091589504).

5172408256 is an equidigital number, since it uses as much as digits as its factorization.

5172408256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80818891 (or 80818881 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 40.

The square root of 5172408256 is about 71919.4567276478. The cubic root of 5172408256 is about 1729.4085380516.

The spelling of 5172408256 in words is "five billion, one hundred seventy-two million, four hundred eight thousand, two hundred fifty-six".