14678399232 has 432 divisors, whose sum is σ = 53174251200. Its totient is φ = 3971358720.

The previous prime is 14678399143. The next prime is 14678399243. The reversal of 14678399232 is 23299387641.

14678399232 is a `hidden beast` number, since 14 + 6 + 7 + 8 + 399 + 232 = 666.

It is a tau number, because it is divible by the number of its divisors (432).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

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, 6433932 + ... + 6436212.

Almost surely, 2^14678399232 is an apocalyptic number.

14678399232 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 14678399232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26587125600).

14678399232 is an abundant number, since it is smaller than the sum of its proper divisors (38495851968).

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

14678399232 is a wasteful number, since it uses less digits than its factorization.

14678399232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2339 (or 2312 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 54.

The spelling of 14678399232 in words is "fourteen billion, six hundred seventy-eight million, three hundred ninety-nine thousand, two hundred thirty-two".