2564718675 has 48 divisors (see below), whose sum is σ = 4439715840. Its totient is φ = 1304679040.

The previous prime is 2564718671. The next prime is 2564718679. The reversal of 2564718675 is 5768174652.

It is an interprime number because it is at equal distance from previous prime (2564718671) and next prime (2564718679).

It is not a de Polignac number, because 2564718675 - 2² = 2564718671 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2564718671) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 173422 + ... + 187628.

It is an arithmetic number, because the mean of its divisors is an integer number (92494080).

Almost surely, 2^2564718675 is an apocalyptic number.

2564718675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2564718675 is a deficient number, since it is larger than the sum of its proper divisors (1874997165).

2564718675 is a wasteful number, since it uses less digits than its factorization.

2564718675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14332 (or 14327 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 51.

The square root of 2564718675 is about 50643.0515964431. The cubic root of 2564718675 is about 1368.8207436174.

The spelling of 2564718675 in words is "two billion, five hundred sixty-four million, seven hundred eighteen thousand, six hundred seventy-five".