426666794464 has 24 divisors (see below), whose sum is σ = 840350548800. Its totient is φ = 213244432896.

The previous prime is 426666794431. The next prime is 426666794479. The reversal of 426666794464 is 464497666624.

It is a junction number, because it is equal to n+sod(n) for n = 426666794396 and 426666794405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2702169 + ... + 2855704.

It is an arithmetic number, because the mean of its divisors is an integer number (35014606200).

Almost surely, 2^426666794464 is an apocalyptic number.

It is an amenable number.

426666794464 is a deficient number, since it is larger than the sum of its proper divisors (413683754336).

426666794464 is a wasteful number, since it uses less digits than its factorization.

426666794464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5560282 (or 5560274 counting only the distinct ones).

The product of its digits is 250822656, while the sum is 64.

The spelling of 426666794464 in words is "four hundred twenty-six billion, six hundred sixty-six million, seven hundred ninety-four thousand, four hundred sixty-four".