2560514664 has 16 divisors (see below), whose sum is σ = 6401286720. Its totient is φ = 853504880.

The previous prime is 2560514659. The next prime is 2560514669. The reversal of 2560514664 is 4664150652.

It is an interprime number because it is at equal distance from previous prime (2560514659) and next prime (2560514669).

It is not an unprimeable number, because it can be changed into a prime (2560514669) 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, 53344032 + ... + 53344079.

It is an arithmetic number, because the mean of its divisors is an integer number (400080420).

Almost surely, 2^2560514664 is an apocalyptic number.

2560514664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2560514664 is an abundant number, since it is smaller than the sum of its proper divisors (3840772056).

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

2560514664 is a wasteful number, since it uses less digits than its factorization.

2560514664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106688120 (or 106688116 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 39.

The square root of 2560514664 is about 50601.5282773159. The cubic root of 2560514664 is about 1368.0724244342.

The spelling of 2560514664 in words is "two billion, five hundred sixty million, five hundred fourteen thousand, six hundred sixty-four".