13926747312 has 200 divisors, whose sum is σ = 41564080800. Its totient is φ = 4498633728.

The previous prime is 13926747277. The next prime is 13926747337. The reversal of 13926747312 is 21374762931.

13926747312 is a `hidden beast` number, since 1 + 39 + 267 + 47 + 312 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 17214364 + ... + 17215172.

It is an arithmetic number, because the mean of its divisors is an integer number (207820404).

Almost surely, 2^13926747312 is an apocalyptic number.

13926747312 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 13926747312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20782040400).

13926747312 is an abundant number, since it is smaller than the sum of its proper divisors (27637333488).

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

13926747312 is a wasteful number, since it uses less digits than its factorization.

13926747312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225 (or 1210 counting only the distinct ones).

The product of its digits is 381024, while the sum is 45.

The spelling of 13926747312 in words is "thirteen billion, nine hundred twenty-six million, seven hundred forty-seven thousand, three hundred twelve".