998386319396 has 48 divisors (see below), whose sum is σ = 1776006715392. Its totient is φ = 491022259200.

The previous prime is 998386319347. The next prime is 998386319479. The reversal of 998386319396 is 693913683899.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159203741 + ... + 159210011.

It is an arithmetic number, because the mean of its divisors is an integer number (37000139904).

Almost surely, 2^998386319396 is an apocalyptic number.

It is an amenable number.

998386319396 is a deficient number, since it is larger than the sum of its proper divisors (777620395996).

998386319396 is a wasteful number, since it uses less digits than its factorization.

998386319396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8820 (or 8818 counting only the distinct ones).

The product of its digits is 408146688, while the sum is 74.

The spelling of 998386319396 in words is "nine hundred ninety-eight billion, three hundred eighty-six million, three hundred nineteen thousand, three hundred ninety-six".