5115666775 has 12 divisors (see below), whose sum is σ = 6716570112. Its totient is φ = 3851795840.

The previous prime is 5115666767. The next prime is 5115666781. The reversal of 5115666775 is 5776665115.

It is not a de Polignac number, because 5115666775 - 2³ = 5115666767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6018007 + ... + 6018856.

It is an arithmetic number, because the mean of its divisors is an integer number (559714176).

Almost surely, 2^5115666775 is an apocalyptic number.

5115666775 is a deficient number, since it is larger than the sum of its proper divisors (1600903337).

5115666775 is a wasteful number, since it uses less digits than its factorization.

5115666775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12036890 (or 12036885 counting only the distinct ones).

The product of its digits is 1323000, while the sum is 49.

The square root of 5115666775 is about 71523.8895404885. The cubic root of 5115666775 is about 1723.0613830053.

It can be divided in two parts, 5 and 115666775, that multiplied together give a palindrome (578333875).

The spelling of 5115666775 in words is "five billion, one hundred fifteen million, six hundred sixty-six thousand, seven hundred seventy-five".