2563388364 has 24 divisors (see below), whose sum is σ = 6241294080. Its totient is φ = 817312144.

The previous prime is 2563388353. The next prime is 2563388417. The reversal of 2563388364 is 4638833652.

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, 4643544 + ... + 4644095.

It is an arithmetic number, because the mean of its divisors is an integer number (260053920).

Almost surely, 2^2563388364 is an apocalyptic number.

It is an amenable number.

2563388364 is an abundant number, since it is smaller than the sum of its proper divisors (3677905716).

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

2563388364 is a wasteful number, since it uses less digits than its factorization.

2563388364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9287669 (or 9287667 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 48.

The square root of 2563388364 is about 50629.9157020827. The cubic root of 2563388364 is about 1368.5840351053.

The spelling of 2563388364 in words is "two billion, five hundred sixty-three million, three hundred eighty-eight thousand, three hundred sixty-four".