313678404899 has 16 divisors (see below), whose sum is σ = 323926799328. Its totient is φ = 303524508672.

The previous prime is 313678404877. The next prime is 313678404911. The reversal of 313678404899 is 998404876313.

It is a Cunningham number, because it is equal to 560070²-1.

It is a cyclic number.

It is not a de Polignac number, because 313678404899 - 2²⁸ = 313409969443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313678404869) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20715059 + ... + 20730195.

It is an arithmetic number, because the mean of its divisors is an integer number (20245424958).

Almost surely, 2^313678404899 is an apocalyptic number.

313678404899 is a deficient number, since it is larger than the sum of its proper divisors (10248394429).

313678404899 is a wasteful number, since it uses less digits than its factorization.

313678404899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18214.

The product of its (nonzero) digits is 31352832, while the sum is 62.

The spelling of 313678404899 in words is "three hundred thirteen billion, six hundred seventy-eight million, four hundred four thousand, eight hundred ninety-nine".