2502651265 has 8 divisors (see below), whose sum is σ = 3018743208. Its totient is φ = 1991746560.

The previous prime is 2502651257. The next prime is 2502651269. The reversal of 2502651265 is 5621562052.

It can be written as a sum of positive squares in 4 ways, for example, as 89189136 + 2413462129 = 9444^2 + 49127^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2502651265 - 2³ = 2502651257 is a prime.

It is a super-2 number, since 2×2502651265² = 12526526708412200450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2502651265.

It is not an unprimeable number, because it can be changed into a prime (2502651269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1295746 + ... + 1297675.

It is an arithmetic number, because the mean of its divisors is an integer number (377342901).

Almost surely, 2^2502651265 is an apocalyptic number.

It is an amenable number.

2502651265 is a deficient number, since it is larger than the sum of its proper divisors (516091943).

2502651265 is a wasteful number, since it uses less digits than its factorization.

2502651265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2593619.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 2502651265 is about 50026.5056245187. The cubic root of 2502651265 is about 1357.6884148237.

The spelling of 2502651265 in words is "two billion, five hundred two million, six hundred fifty-one thousand, two hundred sixty-five".