13996854432 has 144 divisors (see below), whose sum is σ = 45030559392. Its totient is φ = 4241445120.

The previous prime is 13996854397. The next prime is 13996854451. The reversal of 13996854432 is 23445869931.

13996854432 is a `hidden beast` number, since 1 + 3 + 9 + 9 + 68 + 544 + 32 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

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

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, 3718 + ... + 167354.

It is an arithmetic number, because the mean of its divisors is an integer number (312712218).

Almost surely, 2^13996854432 is an apocalyptic number.

13996854432 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 13996854432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22515279696).

13996854432 is an abundant number, since it is smaller than the sum of its proper divisors (31033704960).

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

13996854432 is a wasteful number, since it uses less digits than its factorization.

13996854432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163673 (or 163653 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 54.

The spelling of 13996854432 in words is "thirteen billion, nine hundred ninety-six million, eight hundred fifty-four thousand, four hundred thirty-two".