5264518198 has 12 divisors (see below), whose sum is σ = 8032900140. Its totient is φ = 2587641116.

The previous prime is 5264518183. The next prime is 5264518199. The reversal of 5264518198 is 8918154625.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5264518199) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 371128 + ... + 385051.

It is an arithmetic number, because the mean of its divisors is an integer number (669408345).

Almost surely, 2^5264518198 is an apocalyptic number.

5264518198 is a deficient number, since it is larger than the sum of its proper divisors (2768381942).

5264518198 is an equidigital number, since it uses as much as digits as its factorization.

5264518198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756299 (or 756240 counting only the distinct ones).

The product of its digits is 691200, while the sum is 49.

The square root of 5264518198 is about 72556.9996485522. Note that the first 3 decimals coincide. The cubic root of 5264518198 is about 1739.6139318298.

The spelling of 5264518198 in words is "five billion, two hundred sixty-four million, five hundred eighteen thousand, one hundred ninety-eight".