14889919320 has 96 divisors (see below), whose sum is σ = 48410247600. Its totient is φ = 3969167616.

The previous prime is 14889919309. The next prime is 14889919327. The reversal of 14889919320 is 2391998841.

It is a super-2 number, since 2×14889919320² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14889919327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1242879 + ... + 1254801.

Almost surely, 2^14889919320 is an apocalyptic number.

14889919320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14889919320 is an abundant number, since it is smaller than the sum of its proper divisors (33520328280).

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

14889919320 is a wasteful number, since it uses less digits than its factorization.

14889919320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15409 (or 15402 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 54.

The spelling of 14889919320 in words is "fourteen billion, eight hundred eighty-nine million, nine hundred nineteen thousand, three hundred twenty".