14939520400 has 120 divisors (see below), whose sum is σ = 41055211584. Its totient is φ = 5117683200.

The previous prime is 14939520391. The next prime is 14939520437. The reversal of 14939520400 is 402593941.

It is a self number, because there is not a number n which added to its sum of digits gives 14939520400.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6195195 + ... + 6197605.

Almost surely, 2^14939520400 is an apocalyptic number.

14939520400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14939520400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20527605792).

14939520400 is an abundant number, since it is smaller than the sum of its proper divisors (26115691184).

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

14939520400 is a wasteful number, since it uses less digits than its factorization.

14939520400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4649 (or 4638 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 14939520400 in words is "fourteen billion, nine hundred thirty-nine million, five hundred twenty thousand, four hundred".