13243719336 has 32 divisors (see below), whose sum is σ = 33158535360. Its totient is φ = 4408008192.

The previous prime is 13243719329. The next prime is 13243719337. The reversal of 13243719336 is 63391734231.

It is a super-3 number, since 3×13243719336³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (13243719337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393820 + ... + 426123.

It is an arithmetic number, because the mean of its divisors is an integer number (1036204230).

Almost surely, 2^13243719336 is an apocalyptic number.

It is an amenable number.

13243719336 is an abundant number, since it is smaller than the sum of its proper divisors (19914816024).

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

13243719336 is a wasteful number, since it uses less digits than its factorization.

13243719336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820625 (or 820621 counting only the distinct ones).

The product of its digits is 244944, while the sum is 42.

The spelling of 13243719336 in words is "thirteen billion, two hundred forty-three million, seven hundred nineteen thousand, three hundred thirty-six".