5266635976799 has 4 divisors (see below), whose sum is σ = 5448244113960. Its totient is φ = 5085027839640.

The previous prime is 5266635976783. The next prime is 5266635976831. The reversal of 5266635976799 is 9976795366625.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5266635976799 - 2⁴ = 5266635976783 is a prime.

It is a super-2 number, since 2×5266635976799² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5266635976759) 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, 90804068537 + ... + 90804068594.

It is an arithmetic number, because the mean of its divisors is an integer number (1362061028490).

Almost surely, 2^{5266635976799} is an apocalyptic number.

5266635976799 is a deficient number, since it is larger than the sum of its proper divisors (181608137161).

5266635976799 is a wasteful number, since it uses less digits than its factorization.

5266635976799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181608137160.

The product of its digits is 6944162400, while the sum is 80.

The spelling of 5266635976799 in words is "five trillion, two hundred sixty-six billion, six hundred thirty-five million, nine hundred seventy-six thousand, seven hundred ninety-nine".