80313915399 has 8 divisors (see below), whose sum is σ = 107096174592. Its totient is φ = 53537133240.

The previous prime is 80313915389. The next prime is 80313915403. The reversal of 80313915399 is 99351931308.

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

It is not a de Polignac number, because 80313915399 - 2⁷ = 80313915271 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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80313915389) 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, 1334919 + ... + 1393784.

It is an arithmetic number, because the mean of its divisors is an integer number (13387021824).

Almost surely, 2^80313915399 is an apocalyptic number.

80313915399 is a deficient number, since it is larger than the sum of its proper divisors (26782259193).

80313915399 is a wasteful number, since it uses less digits than its factorization.

80313915399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2738517.

The product of its (nonzero) digits is 787320, while the sum is 51.

The spelling of 80313915399 in words is "eighty billion, three hundred thirteen million, nine hundred fifteen thousand, three hundred ninety-nine".