2563343264 has 24 divisors (see below), whose sum is σ = 5132121120. Its totient is φ = 1259947456.

The previous prime is 2563343231. The next prime is 2563343267. The reversal of 2563343264 is 4623433652.

It is not an unprimeable number, because it can be changed into a prime (2563343267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676964 + ... + 680739.

It is an arithmetic number, because the mean of its divisors is an integer number (213838380).

Almost surely, 2^2563343264 is an apocalyptic number.

It is an amenable number.

2563343264 is an abundant number, since it is smaller than the sum of its proper divisors (2568777856).

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

2563343264 is a wasteful number, since it uses less digits than its factorization.

2563343264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1357772 (or 1357764 counting only the distinct ones).

The product of its digits is 311040, while the sum is 38.

The square root of 2563343264 is about 50629.4703112723. The cubic root of 2563343264 is about 1368.5760088144.

The spelling of 2563343264 in words is "two billion, five hundred sixty-three million, three hundred forty-three thousand, two hundred sixty-four".