426646133163 has 6 divisors (see below), whose sum is σ = 616266636804. Its totient is φ = 284430755436.

The previous prime is 426646133149. The next prime is 426646133197. The reversal of 426646133163 is 361331646624.

426646133163 is a `hidden beast` number, since 4 + 26 + 6 + 4 + 613 + 3 + 1 + 6 + 3 = 666.

It is not a de Polignac number, because 426646133163 - 2⁸ = 426646132907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (426646133113) 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, 23702562945 + ... + 23702562962.

It is an arithmetic number, because the mean of its divisors is an integer number (102711106134).

Almost surely, 2^426646133163 is an apocalyptic number.

426646133163 is a deficient number, since it is larger than the sum of its proper divisors (189620503641).

426646133163 is a wasteful number, since it uses less digits than its factorization.

426646133163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47405125913 (or 47405125910 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 45.

Adding to 426646133163 its reverse (361331646624), we get a palindrome (787977779787).

The spelling of 426646133163 in words is "four hundred twenty-six billion, six hundred forty-six million, one hundred thirty-three thousand, one hundred sixty-three".