14727989800 has 48 divisors (see below), whose sum is σ = 34888687740. Its totient is φ = 5780037120.

The previous prime is 14727989789. The next prime is 14727989803. The reversal of 14727989800 is 898972741.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 10253182564 + 4474807236 = 101258^2 + 66894^2 .

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (14727989803) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 684117 + ... + 705316.

Almost surely, 2^14727989800 is an apocalyptic number.

14727989800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14727989800 is an abundant number, since it is smaller than the sum of its proper divisors (20160697940).

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

14727989800 is a wasteful number, since it uses less digits than its factorization.

14727989800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1389502 (or 1389493 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 55.

The spelling of 14727989800 in words is "fourteen billion, seven hundred twenty-seven million, nine hundred eighty-nine thousand, eight hundred".