5165493568898 has 16 divisors (see below), whose sum is σ = 8370581438520. Its totient is φ = 2376553213056.

The previous prime is 5165493568891. The next prime is 5165493568927. The reversal of 5165493568898 is 8988653945615.

It can be written as a sum of positive squares in 4 ways, for example, as 1473511937689 + 3691981631209 = 1213883^2 + 1921453^2 .

It is not an unprimeable number, because it can be changed into a prime (5165493568891) 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, 313355843 + ... + 313372326.

Almost surely, 2^{5165493568898} is an apocalyptic number.

5165493568898 is a deficient number, since it is larger than the sum of its proper divisors (3205087869622).

5165493568898 is a wasteful number, since it uses less digits than its factorization.

5165493568898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626728501.

The product of its digits is 2239488000, while the sum is 77.

The spelling of 5165493568898 in words is "five trillion, one hundred sixty-five billion, four hundred ninety-three million, five hundred sixty-eight thousand, eight hundred ninety-eight".