2566252002 has 24 divisors (see below), whose sum is σ = 5365365264. Its totient is φ = 818224264.

The previous prime is 2566251959. The next prime is 2566252019. The reversal of 2566252002 is 2002526652.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 401088 + ... + 407435.

It is an arithmetic number, because the mean of its divisors is an integer number (223556886).

Almost surely, 2^2566252002 is an apocalyptic number.

2566252002 is an abundant number, since it is smaller than the sum of its proper divisors (2799113262).

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

2566252002 is a wasteful number, since it uses less digits than its factorization.

2566252002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808574 (or 808551 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 2566252002 is about 50658.1879067935. The cubic root of 2566252002 is about 1369.0934742025.

Adding to 2566252002 its reverse (2002526652), we get a palindrome (4568778654).

The spelling of 2566252002 in words is "two billion, five hundred sixty-six million, two hundred fifty-two thousand, two".