2566088761 has 2 divisors, whose sum is σ = 2566088762. Its totient is φ = 2566088760.

The previous prime is 2566088753. The next prime is 2566088813. The reversal of 2566088761 is 1678806652.

2566088761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2436014736 + 130074025 = 49356^2 + 11405^2 .

It is a cyclic number.

It is not a de Polignac number, because 2566088761 - 2³ = 2566088753 is a prime.

It is not a weakly prime, because it can be changed into another prime (2566008761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1283044380 + 1283044381.

It is an arithmetic number, because the mean of its divisors is an integer number (1283044381).

Almost surely, 2^2566088761 is an apocalyptic number.

It is an amenable number.

2566088761 is a deficient number, since it is larger than the sum of its proper divisors (1).

2566088761 is an equidigital number, since it uses as much as digits as its factorization.

2566088761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 967680, while the sum is 49.

The square root of 2566088761 is about 50656.5766806246. The cubic root of 2566088761 is about 1369.0644439375.

The spelling of 2566088761 in words is "two billion, five hundred sixty-six million, eighty-eight thousand, seven hundred sixty-one".