2566927872 has 60 divisors (see below), whose sum is σ = 7408340940. Its totient is φ = 855641088.

The previous prime is 2566927861. The next prime is 2566927879. The reversal of 2566927872 is 2787296652.

2566927872 is a `hidden beast` number, since 2 + 566 + 9 + 2 + 7 + 8 + 72 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2566927879) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 273922 + ... + 283137.

It is an arithmetic number, because the mean of its divisors is an integer number (123472349).

Almost surely, 2^2566927872 is an apocalyptic number.

It is an amenable number.

2566927872 is an abundant number, since it is smaller than the sum of its proper divisors (4841413068).

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

2566927872 is an equidigital number, since it uses as much as digits as its factorization.

2566927872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557083 (or 557064 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 54.

The square root of 2566927872 is about 50664.8583536952. The cubic root of 2566927872 is about 1369.2136556946.

The spelling of 2566927872 in words is "two billion, five hundred sixty-six million, nine hundred twenty-seven thousand, eight hundred seventy-two".