2563310868 has 24 divisors (see below), whose sum is σ = 6093910368. Its totient is φ = 838315296.

The previous prime is 2563310851. The next prime is 2563310879. The reversal of 2563310868 is 8680133652.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2014546 + ... + 2015817.

It is an arithmetic number, because the mean of its divisors is an integer number (253912932).

Almost surely, 2^2563310868 is an apocalyptic number.

It is an amenable number.

2563310868 is an abundant number, since it is smaller than the sum of its proper divisors (3530599500).

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

2563310868 is a wasteful number, since it uses less digits than its factorization.

2563310868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4030423 (or 4030421 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 2563310868 is about 50629.1503780184. The cubic root of 2563310868 is about 1368.5702433523.

The spelling of 2563310868 in words is "two billion, five hundred sixty-three million, three hundred ten thousand, eight hundred sixty-eight".