319923116291 has 8 divisors (see below), whose sum is σ = 323805069504. Its totient is φ = 316041817000.

The previous prime is 319923116237. The next prime is 319923116309. The reversal of 319923116291 is 192611329913.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-319923116291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (319923106291) 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, 859520 + ... + 1174146.

It is an arithmetic number, because the mean of its divisors is an integer number (40475633688).

Almost surely, 2^319923116291 is an apocalyptic number.

319923116291 is a deficient number, since it is larger than the sum of its proper divisors (3881953213).

319923116291 is a wasteful number, since it uses less digits than its factorization.

319923116291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326961.

The product of its digits is 157464, while the sum is 47.

The spelling of 319923116291 in words is "three hundred nineteen billion, nine hundred twenty-three million, one hundred sixteen thousand, two hundred ninety-one".