398924257084 has 12 divisors (see below), whose sum is σ = 698132031408. Its totient is φ = 199457962400.

The previous prime is 398924257033. The next prime is 398924257129. The reversal of 398924257084 is 480752429893.

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, 820897 + ... + 1213144.

It is an arithmetic number, because the mean of its divisors is an integer number (58177669284).

Almost surely, 2^398924257084 is an apocalyptic number.

It is an amenable number.

398924257084 is a deficient number, since it is larger than the sum of its proper divisors (299207774324).

398924257084 is a wasteful number, since it uses less digits than its factorization.

398924257084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083076 (or 2083074 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 61.

The spelling of 398924257084 in words is "three hundred ninety-eight billion, nine hundred twenty-four million, two hundred fifty-seven thousand, eighty-four".