2564543476 has 12 divisors (see below), whose sum is σ = 4895946720. Its totient is φ = 1165701560.

The previous prime is 2564543431. The next prime is 2564543477. The reversal of 2564543476 is 6743454652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2564543477) by changing a digit.

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, 29142496 + ... + 29142583.

It is an arithmetic number, because the mean of its divisors is an integer number (407995560).

Almost surely, 2^2564543476 is an apocalyptic number.

It is an amenable number.

2564543476 is a deficient number, since it is larger than the sum of its proper divisors (2331403244).

2564543476 is a wasteful number, since it uses less digits than its factorization.

2564543476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58285094 (or 58285092 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 46.

The square root of 2564543476 is about 50641.3218231910. The cubic root of 2564543476 is about 1368.7895743136.

The spelling of 2564543476 in words is "two billion, five hundred sixty-four million, five hundred forty-three thousand, four hundred seventy-six".