5198458337868 has 54 divisors (see below), whose sum is σ = 12201196827316. Its totient is φ = 1722670264096.

The previous prime is 5198458337867. The next prime is 5198458337921. The reversal of 5198458337868 is 8687338548915.

It is a self number, because there is not a number n which added to its sum of digits gives 5198458337868.

It is not an unprimeable number, because it can be changed into a prime (5198458337867) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1413775246 + ... + 1413778922.

Almost surely, 2^{5198458337868} is an apocalyptic number.

It is an amenable number.

5198458337868 is an abundant number, since it is smaller than the sum of its proper divisors (7002738489448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5198458337868 is an frugal number, since it uses more digits than its factorization.

5198458337868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7719 (or 3861 counting only the distinct ones).

The product of its digits is 1393459200, while the sum is 75.

Multiplying 5198458337868 by its sum of digits (75), we get a square (389884375340100 = 19745490²).

The spelling of 5198458337868 in words is "five trillion, one hundred ninety-eight billion, four hundred fifty-eight million, three hundred thirty-seven thousand, eight hundred sixty-eight".