2563344264 has 64 divisors (see below), whose sum is σ = 7264555200. Its totient is φ = 747207936.

The previous prime is 2563344229. The next prime is 2563344271. The reversal of 2563344264 is 4624433652.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210279 + ... + 222134.

It is an arithmetic number, because the mean of its divisors is an integer number (113508675).

Almost surely, 2^2563344264 is an apocalyptic number.

2563344264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2563344264 is an abundant number, since it is smaller than the sum of its proper divisors (4701210936).

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

2563344264 is a wasteful number, since it uses less digits than its factorization.

2563344264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432454 (or 432450 counting only the distinct ones).

The product of its digits is 414720, while the sum is 39.

The square root of 2563344264 is about 50629.4801869425. The cubic root of 2563344264 is about 1368.5761867820.

The spelling of 2563344264 in words is "two billion, five hundred sixty-three million, three hundred forty-four thousand, two hundred sixty-four".