5591418917 has 4 divisors (see below), whose sum is σ = 6390193056. Its totient is φ = 4792644780.

The previous prime is 5591418907. The next prime is 5591418961. The reversal of 5591418917 is 7198141955.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5591418917 - 2⁴ = 5591418901 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 (5591418907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 399387059 + ... + 399387072.

It is an arithmetic number, because the mean of its divisors is an integer number (1597548264).

Almost surely, 2^5591418917 is an apocalyptic number.

It is an amenable number.

5591418917 is a deficient number, since it is larger than the sum of its proper divisors (798774139).

5591418917 is an equidigital number, since it uses as much as digits as its factorization.

5591418917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798774138.

The product of its digits is 453600, while the sum is 50.

The square root of 5591418917 is about 74775.7909821086. The cubic root of 5591418917 is about 1774.9004947988.

The spelling of 5591418917 in words is "five billion, five hundred ninety-one million, four hundred eighteen thousand, nine hundred seventeen".