13043040043312 has 40 divisors (see below), whose sum is σ = 25322397950304. Its totient is φ = 6508228975104.

The previous prime is 13043040043283. The next prime is 13043040043357. The reversal of 13043040043312 is 21334004034031.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286429698 + ... + 286475230.

Almost surely, 2^{13043040043312} is an apocalyptic number.

It is an amenable number.

13043040043312 is a deficient number, since it is larger than the sum of its proper divisors (12279357906992).

13043040043312 is a wasteful number, since it uses less digits than its factorization.

13043040043312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81637 (or 81631 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 13043040043312 its reverse (21334004034031), we get a palindrome (34377044077343).

The spelling of 13043040043312 in words is "thirteen trillion, forty-three billion, forty million, forty-three thousand, three hundred twelve".