2559517472 has 12 divisors (see below), whose sum is σ = 5039050086. Its totient is φ = 1279758720.

The previous prime is 2559517427. The next prime is 2559517481. The reversal of 2559517472 is 2747159552.

It can be written as a sum of positive squares in only one way, i.e., 1815100816 + 744416656 = 42604^2 + 27284^2 .

It is a super-2 number, since 2×2559517472² = 13102259378946541568, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39992429 + ... + 39992492.

Almost surely, 2^2559517472 is an apocalyptic number.

It is an amenable number.

2559517472 is a deficient number, since it is larger than the sum of its proper divisors (2479532614).

2559517472 is an equidigital number, since it uses as much as digits as its factorization.

2559517472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79984931 (or 79984923 counting only the distinct ones).

The product of its digits is 882000, while the sum is 47.

The square root of 2559517472 is about 50591.6739394932. The cubic root of 2559517472 is about 1367.8948028497.

The spelling of 2559517472 in words is "two billion, five hundred fifty-nine million, five hundred seventeen thousand, four hundred seventy-two".