426422678268 has 48 divisors (see below), whose sum is σ = 1006390554624. Its totient is φ = 140519675520.

The previous prime is 426422678251. The next prime is 426422678293. The reversal of 426422678268 is 862876224624.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69630 + ... + 926117.

It is an arithmetic number, because the mean of its divisors is an integer number (20966469888).

Almost surely, 2^426422678268 is an apocalyptic number.

It is an amenable number.

426422678268 is an abundant number, since it is smaller than the sum of its proper divisors (579967876356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

426422678268 is a wasteful number, since it uses less digits than its factorization.

426422678268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996162 (or 996160 counting only the distinct ones).

The product of its digits is 24772608, while the sum is 57.

The spelling of 426422678268 in words is "four hundred twenty-six billion, four hundred twenty-two million, six hundred seventy-eight thousand, two hundred sixty-eight".