2508902566 has 4 divisors (see below), whose sum is σ = 3763353852. Its totient is φ = 1254451282.

The previous prime is 2508902563. The next prime is 2508902567. The reversal of 2508902566 is 6652098052.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2508902563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627225640 + ... + 627225643.

It is an arithmetic number, because the mean of its divisors is an integer number (940838463).

Almost surely, 2^2508902566 is an apocalyptic number.

2508902566 is a deficient number, since it is larger than the sum of its proper divisors (1254451286).

2508902566 is a wasteful number, since it uses less digits than its factorization.

2508902566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254451285.

The product of its (nonzero) digits is 259200, while the sum is 43.

The square root of 2508902566 is about 50088.9465451211. The cubic root of 2508902566 is about 1358.8179185771.

The spelling of 2508902566 in words is "two billion, five hundred eight million, nine hundred two thousand, five hundred sixty-six".