13339243512 has 256 divisors, whose sum is σ = 44820864000. Its totient is φ = 3590770176.

The previous prime is 13339243481. The next prime is 13339243513. The reversal of 13339243512 is 21534293331.

13339243512 is a `hidden beast` number, since 13 + 3 + 3 + 92 + 43 + 512 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13339243513) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5658238 + ... + 5660594.

It is an arithmetic number, because the mean of its divisors is an integer number (175081500).

Almost surely, 2^13339243512 is an apocalyptic number.

13339243512 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 13339243512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22410432000).

13339243512 is an abundant number, since it is smaller than the sum of its proper divisors (31481620488).

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

13339243512 is a wasteful number, since it uses less digits than its factorization.

13339243512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2595 (or 2585 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

The spelling of 13339243512 in words is "thirteen billion, three hundred thirty-nine million, two hundred forty-three thousand, five hundred twelve".