13143413450456 has 32 divisors (see below), whose sum is σ = 25508607966000. Its totient is φ = 6341383203456.

The previous prime is 13143413450437. The next prime is 13143413450467. The reversal of 13143413450456 is 65405431434131.

It is a congruent number.

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, 16178306 + ... + 16971281.

Almost surely, 2^{13143413450456} is an apocalyptic number.

It is an amenable number.

13143413450456 is a deficient number, since it is larger than the sum of its proper divisors (12365194515544).

13143413450456 is a wasteful number, since it uses less digits than its factorization.

13143413450456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33151331 (or 33151327 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 44.

Adding to 13143413450456 its reverse (65405431434131), we get a palindrome (78548844884587).

The spelling of 13143413450456 in words is "thirteen trillion, one hundred forty-three billion, four hundred thirteen million, four hundred fifty thousand, four hundred fifty-six".