13707719424 has 378 divisors, whose sum is σ = 47753716500. Its totient is φ = 3913878528.

The previous prime is 13707719401. The next prime is 13707719453. The reversal of 13707719424 is 42491770731.

13707719424 is a `hidden beast` number, since 1 + 370 + 77 + 194 + 24 = 666.

It is a tau number, because it is divible by the number of its divisors (378).

It is a self number, because there is not a number n which added to its sum of digits gives 13707719424.

It is an unprimeable number.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 9143827 + ... + 9145325.

Almost surely, 2^13707719424 is an apocalyptic number.

13707719424 is a gapful number since it is divisible by the number (14) 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 13707719424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23876858250).

13707719424 is an abundant number, since it is smaller than the sum of its proper divisors (34045997076).

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

13707719424 is an frugal number, since it uses more digits than its factorization.

13707719424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1547 (or 1511 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 45.

The spelling of 13707719424 in words is "thirteen billion, seven hundred seven million, seven hundred nineteen thousand, four hundred twenty-four".