12252718864 has 15 divisors (see below), whose sum is σ = 23740500693. Its totient is φ = 6126138048.

The previous prime is 12252718817. The next prime is 12252718883. The reversal of 12252718864 is 46881725221.

The square root of 12252718864 is 110692.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 106915600 + 12145803264 = 10340^2 + 110208^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 428932 + ... + 456604.

Almost surely, 2^12252718864 is an apocalyptic number.

12252718864 is the 110692-nd square number.

It is an amenable number.

12252718864 is a deficient number, since it is larger than the sum of its proper divisors (11487781829).

12252718864 is an frugal number, since it uses more digits than its factorization.

12252718864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55354 (or 27675 counting only the distinct ones).

The product of its digits is 430080, while the sum is 46.

The spelling of 12252718864 in words is "twelve billion, two hundred fifty-two million, seven hundred eighteen thousand, eight hundred sixty-four".