13243534192 has 30 divisors (see below), whose sum is σ = 29848630488. Its totient is φ = 5675800032.

The previous prime is 13243534141. The next prime is 13243534193. The reversal of 13243534192 is 29143534231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13243534193) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8445348 + ... + 8446915.

Almost surely, 2^13243534192 is an apocalyptic number.

It is an amenable number.

13243534192 is an abundant number, since it is smaller than the sum of its proper divisors (16605096296).

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

13243534192 is a wasteful number, since it uses less digits than its factorization.

13243534192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16892285 (or 16892272 counting only the distinct ones).

The product of its digits is 77760, while the sum is 37.

The spelling of 13243534192 in words is "thirteen billion, two hundred forty-three million, five hundred thirty-four thousand, one hundred ninety-two".