398882859964 has 6 divisors (see below), whose sum is σ = 698045004944. Its totient is φ = 199441429980.

The previous prime is 398882859913. The next prime is 398882859971. The reversal of 398882859964 is 469958288893.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49860357492 + ... + 49860357499.

Almost surely, 2^398882859964 is an apocalyptic number.

It is an amenable number.

398882859964 is a deficient number, since it is larger than the sum of its proper divisors (299162144980).

398882859964 is a wasteful number, since it uses less digits than its factorization.

398882859964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99720714995 (or 99720714993 counting only the distinct ones).

The product of its digits is 2149908480, while the sum is 79.

The spelling of 398882859964 in words is "three hundred ninety-eight billion, eight hundred eighty-two million, eight hundred fifty-nine thousand, nine hundred sixty-four".