13996722432 has 216 divisors, whose sum is σ = 46797690688. Its totient is φ = 3635343360.

The previous prime is 13996722401. The next prime is 13996722461. The reversal of 13996722432 is 23422769931.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 639738 + ... + 661254.

Almost surely, 2^13996722432 is an apocalyptic number.

13996722432 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 13996722432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23398845344).

13996722432 is an abundant number, since it is smaller than the sum of its proper divisors (32800968256).

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

13996722432 is a wasteful number, since it uses less digits than its factorization.

13996722432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21565 (or 21540 counting only the distinct ones).

The product of its digits is 979776, while the sum is 48.

The spelling of 13996722432 in words is "thirteen billion, nine hundred ninety-six million, seven hundred twenty-two thousand, four hundred thirty-two".