13711542912 has 96 divisors (see below), whose sum is σ = 40103424660. Its totient is φ = 4495564800.

The previous prime is 13711542893. The next prime is 13711542941. The reversal of 13711542912 is 21924511731.

It is a happy number.

13711542912 is a `hidden beast` number, since 13 + 7 + 11 + 542 + 91 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 13711473216 + 69696 = 117096^2 + 264^2 .

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27289 + ... + 167832.

Almost surely, 2^13711542912 is an apocalyptic number.

13711542912 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 13711542912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20051712330).

13711542912 is an abundant number, since it is smaller than the sum of its proper divisors (26391881748).

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

13711542912 is a wasteful number, since it uses less digits than its factorization.

13711542912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195202 (or 195187 counting only the distinct ones).

The product of its digits is 15120, while the sum is 36.

The spelling of 13711542912 in words is "thirteen billion, seven hundred eleven million, five hundred forty-two thousand, nine hundred twelve".