11974289823863 has 32 divisors (see below), whose sum is σ = 13442453913600. Its totient is φ = 10610750753280.

The previous prime is 11974289823841. The next prime is 11974289823869. The reversal of 11974289823863 is 36832898247911.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11974289823863 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11974289823869) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 482841338 + ... + 482866136.

It is an arithmetic number, because the mean of its divisors is an integer number (420076684800).

Almost surely, 2^{11974289823863} is an apocalyptic number.

11974289823863 is a deficient number, since it is larger than the sum of its proper divisors (1468164089737).

11974289823863 is a wasteful number, since it uses less digits than its factorization.

11974289823863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49647.

The product of its digits is 250822656, while the sum is 71.

The spelling of 11974289823863 in words is "eleven trillion, nine hundred seventy-four billion, two hundred eighty-nine million, eight hundred twenty-three thousand, eight hundred sixty-three".