319304099072 has 72 divisors (see below), whose sum is σ = 738672100992. Its totient is φ = 134917171200.

The previous prime is 319304099029. The next prime is 319304099117. The reversal of 319304099072 is 270990403913.

It is a happy number.

It is a super-2 number, since 2×319304099072² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 1127579 + ... + 1382042.

It is an arithmetic number, because the mean of its divisors is an integer number (10259334736).

Almost surely, 2^319304099072 is an apocalyptic number.

319304099072 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

319304099072 is an abundant number, since it is smaller than the sum of its proper divisors (419368001920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

319304099072 is an equidigital number, since it uses as much as digits as its factorization.

319304099072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2509715 (or 2509701 counting only the distinct ones).

The product of its (nonzero) digits is 367416, while the sum is 47.

The spelling of 319304099072 in words is "three hundred nineteen billion, three hundred four million, ninety-nine thousand, seventy-two".