498674877816 has 16 divisors (see below), whose sum is σ = 1246687194600. Its totient is φ = 166224959264.

The previous prime is 498674877787. The next prime is 498674877919. The reversal of 498674877816 is 618778476894.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10389059931 + ... + 10389059978.

Almost surely, 2^498674877816 is an apocalyptic number.

It is an amenable number.

498674877816 is an abundant number, since it is smaller than the sum of its proper divisors (748012316784).

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

498674877816 is a wasteful number, since it uses less digits than its factorization.

498674877816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20778119918 (or 20778119914 counting only the distinct ones).

The product of its digits is 910393344, while the sum is 75.

The spelling of 498674877816 in words is "four hundred ninety-eight billion, six hundred seventy-four million, eight hundred seventy-seven thousand, eight hundred sixteen".