5117427749 has 6 divisors (see below), whose sum is σ = 5952926214. Its totient is φ = 4386366600.

The previous prime is 5117427743. The next prime is 5117427767. The reversal of 5117427749 is 9477247115.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4954048225 + 163379524 = 70385^2 + 12782^2 .

It is not a de Polignac number, because 5117427749 - 2²⁰ = 5116379173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5117427743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 52218602 + ... + 52218699.

It is an arithmetic number, because the mean of its divisors is an integer number (992154369).

Almost surely, 2^5117427749 is an apocalyptic number.

It is an amenable number.

5117427749 is a deficient number, since it is larger than the sum of its proper divisors (835498465).

5117427749 is a wasteful number, since it uses less digits than its factorization.

5117427749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104437315 (or 104437308 counting only the distinct ones).

The product of its digits is 493920, while the sum is 47.

The square root of 5117427749 is about 71536.1988716202. The cubic root of 5117427749 is about 1723.2590710313.

The spelling of 5117427749 in words is "five billion, one hundred seventeen million, four hundred twenty-seven thousand, seven hundred forty-nine".