2505251156 has 48 divisors (see below), whose sum is σ = 4712433600. Its totient is φ = 1161796608.

The previous prime is 2505251141. The next prime is 2505251197. The reversal of 2505251156 is 6511525052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1241060 + ... + 1243076.

It is an arithmetic number, because the mean of its divisors is an integer number (98175700).

Almost surely, 2^2505251156 is an apocalyptic number.

It is an amenable number.

2505251156 is a deficient number, since it is larger than the sum of its proper divisors (2207182444).

2505251156 is a wasteful number, since it uses less digits than its factorization.

2505251156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2376 (or 2374 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 32.

The square root of 2505251156 is about 50052.4840142824. The cubic root of 2505251156 is about 1358.1583991045.

The spelling of 2505251156 in words is "two billion, five hundred five million, two hundred fifty-one thousand, one hundred fifty-six".