14187988332 has 144 divisors (see below), whose sum is σ = 43573420800. Its totient is φ = 3802204800.

The previous prime is 14187988307. The next prime is 14187988343. The reversal of 14187988332 is 23388978141.

It is a happy number.

14187988332 is a `hidden beast` number, since 141 + 87 + 98 + 8 + 332 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 468919 + ... + 498257.

It is an arithmetic number, because the mean of its divisors is an integer number (302593200).

Almost surely, 2^14187988332 is an apocalyptic number.

14187988332 is a gapful number since it is divisible by the number (12) 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 14187988332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21786710400).

14187988332 is an abundant number, since it is smaller than the sum of its proper divisors (29385432468).

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

14187988332 is a wasteful number, since it uses less digits than its factorization.

14187988332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29476 (or 29471 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 54.

The spelling of 14187988332 in words is "fourteen billion, one hundred eighty-seven million, nine hundred eighty-eight thousand, three hundred thirty-two".