2499161252 has 24 divisors (see below), whose sum is σ = 5001198720. Its totient is φ = 1070452800.

The previous prime is 2499161251. The next prime is 2499161297. The reversal of 2499161252 is 2521619942.

It is not an unprimeable number, because it can be changed into a prime (2499161251) 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, 25649 + ... + 75207.

It is an arithmetic number, because the mean of its divisors is an integer number (208383280).

Almost surely, 2^2499161252 is an apocalyptic number.

It is an amenable number.

2499161252 is an abundant number, since it is smaller than the sum of its proper divisors (2502037468).

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

2499161252 is a wasteful number, since it uses less digits than its factorization.

2499161252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51371 (or 51369 counting only the distinct ones).

The product of its digits is 77760, while the sum is 41.

The square root of 2499161252 is about 49991.6118163838. The cubic root of 2499161252 is about 1357.0570104970.

The spelling of 2499161252 in words is "two billion, four hundred ninety-nine million, one hundred sixty-one thousand, two hundred fifty-two".