2566717363 has 8 divisors (see below), whose sum is σ = 2993256800. Its totient is φ = 2200043160.

The previous prime is 2566717357. The next prime is 2566717367. The reversal of 2566717363 is 3637176652.

It is not a de Polignac number, because 2566717363 - 2⁹ = 2566716851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2566717367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3741228 + ... + 3741913.

It is an arithmetic number, because the mean of its divisors is an integer number (374157100).

Almost surely, 2^2566717363 is an apocalyptic number.

2566717363 is a deficient number, since it is larger than the sum of its proper divisors (426539437).

2566717363 is an frugal number, since it uses more digits than its factorization.

2566717363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7483162 (or 7483148 counting only the distinct ones).

The product of its digits is 952560, while the sum is 46.

The square root of 2566717363 is about 50662.7808455083. The cubic root of 2566717363 is about 1369.1762257795.

The spelling of 2566717363 in words is "two billion, five hundred sixty-six million, seven hundred seventeen thousand, three hundred sixty-three".