317877928019 has 4 divisors (see below), whose sum is σ = 317887400160. Its totient is φ = 317868455880.

The previous prime is 317877928007. The next prime is 317877928079. The reversal of 317877928019 is 910829778713.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 317877928019 - 2⁴ = 317877928003 is a prime.

It is a super-2 number, since 2×317877928019² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (317877928079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4685552 + ... + 4752909.

It is an arithmetic number, because the mean of its divisors is an integer number (79471850040).

Almost surely, 2^317877928019 is an apocalyptic number.

317877928019 is a deficient number, since it is larger than the sum of its proper divisors (9472141).

317877928019 is an equidigital number, since it uses as much as digits as its factorization.

317877928019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9472140.

The product of its (nonzero) digits is 10668672, while the sum is 62.

The spelling of 317877928019 in words is "three hundred seventeen billion, eight hundred seventy-seven million, nine hundred twenty-eight thousand, nineteen".