5149512198 has 16 divisors (see below), whose sum is σ = 11443360560. Its totient is φ = 1716504048.

The previous prime is 5149512157. The next prime is 5149512229. The reversal of 5149512198 is 8912159415.

5149512198 is a `hidden beast` number, since 5 + 1 + 49 + 512 + 1 + 98 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47680615 + ... + 47680722.

It is an arithmetic number, because the mean of its divisors is an integer number (715210035).

Almost surely, 2^5149512198 is an apocalyptic number.

5149512198 is an abundant number, since it is smaller than the sum of its proper divisors (6293848362).

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

5149512198 is a wasteful number, since it uses less digits than its factorization.

5149512198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95361348 (or 95361342 counting only the distinct ones).

The product of its digits is 129600, while the sum is 45.

The square root of 5149512198 is about 71760.1017139747. The cubic root of 5149512198 is about 1726.8529774578.

The spelling of 5149512198 in words is "five billion, one hundred forty-nine million, five hundred twelve thousand, one hundred ninety-eight".