398112442179 has 8 divisors (see below), whose sum is σ = 531584778432. Its totient is φ = 265024200360.

The previous prime is 398112442159. The next prime is 398112442187. The reversal of 398112442179 is 971244211893.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 398112442179 - 2⁷ = 398112442051 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (398112442159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96021189 + ... + 96025334.

It is an arithmetic number, because the mean of its divisors is an integer number (66448097304).

Almost surely, 2^398112442179 is an apocalyptic number.

398112442179 is a deficient number, since it is larger than the sum of its proper divisors (133472336253).

398112442179 is a wasteful number, since it uses less digits than its factorization.

398112442179 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192047217.

The product of its digits is 870912, while the sum is 51.

The spelling of 398112442179 in words is "three hundred ninety-eight billion, one hundred twelve million, four hundred forty-two thousand, one hundred seventy-nine".