2536649164 has 48 divisors (see below), whose sum is σ = 5145940800. Its totient is φ = 1071645696.

The previous prime is 2536649153. The next prime is 2536649177. The reversal of 2536649164 is 4619466352.

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, 928152 + ... + 930880.

It is an arithmetic number, because the mean of its divisors is an integer number (107207100).

Almost surely, 2^2536649164 is an apocalyptic number.

It is an amenable number.

2536649164 is an abundant number, since it is smaller than the sum of its proper divisors (2609291636).

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

2536649164 is a wasteful number, since it uses less digits than its factorization.

2536649164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3202 (or 3200 counting only the distinct ones).

The product of its digits is 933120, while the sum is 46.

The square root of 2536649164 is about 50365.1582346368. The cubic root of 2536649164 is about 1363.8087374399.

The spelling of 2536649164 in words is "two billion, five hundred thirty-six million, six hundred forty-nine thousand, one hundred sixty-four".