2566125766 has 8 divisors (see below), whose sum is σ = 3849685560. Its totient is φ = 1282897248.

The previous prime is 2566125733. The next prime is 2566125767. The reversal of 2566125766 is 6675216652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2566125767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62451 + ... + 95038.

It is an arithmetic number, because the mean of its divisors is an integer number (481210695).

Almost surely, 2^2566125766 is an apocalyptic number.

2566125766 is a deficient number, since it is larger than the sum of its proper divisors (1283559794).

2566125766 is a wasteful number, since it uses less digits than its factorization.

2566125766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165638.

The product of its digits is 907200, while the sum is 46.

The square root of 2566125766 is about 50656.9419329671. The cubic root of 2566125766 is about 1369.0710248980.

The spelling of 2566125766 in words is "two billion, five hundred sixty-six million, one hundred twenty-five thousand, seven hundred sixty-six".