2564511676 has 12 divisors (see below), whose sum is σ = 4751889408. Its totient is φ = 1206828992.

The previous prime is 2564511637. The next prime is 2564511721. The reversal of 2564511676 is 6761154652.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18856636 + ... + 18856771.

It is an arithmetic number, because the mean of its divisors is an integer number (395990784).

Almost surely, 2^2564511676 is an apocalyptic number.

It is an amenable number.

2564511676 is a deficient number, since it is larger than the sum of its proper divisors (2187377732).

2564511676 is a wasteful number, since it uses less digits than its factorization.

2564511676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37713428 (or 37713426 counting only the distinct ones).

The product of its digits is 302400, while the sum is 43.

The square root of 2564511676 is about 50641.0078493705. The cubic root of 2564511676 is about 1368.7839166870.

The spelling of 2564511676 in words is "two billion, five hundred sixty-four million, five hundred eleven thousand, six hundred seventy-six".