2518263272 has 24 divisors (see below), whose sum is σ = 5492641410. Its totient is φ = 1079255520.

The previous prime is 2518263263. The next prime is 2518263289. The reversal of 2518263272 is 2723628152.

It can be written as a sum of positive squares in only one way, i.e., 2454806116 + 63457156 = 49546^2 + 7966^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3211679 + ... + 3212462.

Almost surely, 2^2518263272 is an apocalyptic number.

It is an amenable number.

2518263272 is an abundant number, since it is smaller than the sum of its proper divisors (2974378138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2518263272 is a wasteful number, since it uses less digits than its factorization.

2518263272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6424161 (or 6424150 counting only the distinct ones).

The product of its digits is 80640, while the sum is 38.

The square root of 2518263272 is about 50182.3003856938. The cubic root of 2518263272 is about 1360.5057360750.

The spelling of 2518263272 in words is "two billion, five hundred eighteen million, two hundred sixty-three thousand, two hundred seventy-two".