2645507368 has 32 divisors (see below), whose sum is σ = 5864428800. Its totient is φ = 1094692032.

The previous prime is 2645507327. The next prime is 2645507383. The reversal of 2645507368 is 8637055462.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 812880 + ... + 816127.

It is an arithmetic number, because the mean of its divisors is an integer number (183263400).

Almost surely, 2^2645507368 is an apocalyptic number.

2645507368 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2645507368 is an abundant number, since it is smaller than the sum of its proper divisors (3218921432).

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

2645507368 is a wasteful number, since it uses less digits than its factorization.

2645507368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1629049 (or 1629045 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 46.

The square root of 2645507368 is about 51434.4958952647. The cubic root of 2645507368 is about 1383.0450452358.

The spelling of 2645507368 in words is "two billion, six hundred forty-five million, five hundred seven thousand, three hundred sixty-eight".