319686339418 has 16 divisors (see below), whose sum is σ = 482682582720. Its totient is φ = 158793003936.

The previous prime is 319686339359. The next prime is 319686339451. The reversal of 319686339418 is 814933686913.

It is a super-2 number, since 2×319686339418² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 535363 + ... + 962281.

It is an arithmetic number, because the mean of its divisors is an integer number (30167661420).

Almost surely, 2^319686339418 is an apocalyptic number.

319686339418 is a deficient number, since it is larger than the sum of its proper divisors (162996243302).

319686339418 is a wasteful number, since it uses less digits than its factorization.

319686339418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429381.

The product of its digits is 20155392, while the sum is 61.

The spelling of 319686339418 in words is "three hundred nineteen billion, six hundred eighty-six million, three hundred thirty-nine thousand, four hundred eighteen".