19314143320 has 16 divisors (see below), whose sum is σ = 43456822560. Its totient is φ = 7725657312.

The previous prime is 19314143291. The next prime is 19314143339. The reversal of 19314143320 is 2334141391.

It is a super-2 number, since 2×19314143320² (a number of 21 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 3 ways as a sum of consecutive naturals, for example, 241426752 + ... + 241426831.

It is an arithmetic number, because the mean of its divisors is an integer number (2716051410).

Almost surely, 2^19314143320 is an apocalyptic number.

19314143320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19314143320 is an abundant number, since it is smaller than the sum of its proper divisors (24142679240).

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

19314143320 is a wasteful number, since it uses less digits than its factorization.

19314143320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482853594 (or 482853590 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 19314143320 in words is "nineteen billion, three hundred fourteen million, one hundred forty-three thousand, three hundred twenty".