398008696579 has 8 divisors (see below), whose sum is σ = 428697889200. Its totient is φ = 367329952416.

The previous prime is 398008696571. The next prime is 398008696619. The reversal of 398008696579 is 975696800893.

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

It is a cyclic number.

It is not a de Polignac number, because 398008696579 - 2³ = 398008696571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (398008696571) 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, 2532904 + ... + 2685445.

It is an arithmetic number, because the mean of its divisors is an integer number (53587236150).

Almost surely, 2^398008696579 is an apocalyptic number.

398008696579 is a deficient number, since it is larger than the sum of its proper divisors (30689192621).

398008696579 is a wasteful number, since it uses less digits than its factorization.

398008696579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5224229.

The product of its (nonzero) digits is 176359680, while the sum is 70.

The spelling of 398008696579 in words is "three hundred ninety-eight billion, eight million, six hundred ninety-six thousand, five hundred seventy-nine".