2512568648 has 16 divisors (see below), whose sum is σ = 4711768380. Its totient is φ = 1256097088.

The previous prime is 2512568633. The next prime is 2512568687. The reversal of 2512568648 is 8468652152.

It can be written as a sum of positive squares in 2 ways, for example, as 2066429764 + 446138884 = 45458^2 + 21122^2 .

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, 45590 + ... + 84282.

Almost surely, 2^2512568648 is an apocalyptic number.

It is an amenable number.

2512568648 is a deficient number, since it is larger than the sum of its proper divisors (2199199732).

2512568648 is a wasteful number, since it uses less digits than its factorization.

2512568648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46816 (or 46812 counting only the distinct ones).

The product of its digits is 921600, while the sum is 47.

The square root of 2512568648 is about 50125.5289049402. The cubic root of 2512568648 is about 1359.4794446640.

The spelling of 2512568648 in words is "two billion, five hundred twelve million, five hundred sixty-eight thousand, six hundred forty-eight".