426243766926 has 16 divisors (see below), whose sum is σ = 853805142144. Its totient is φ = 141861654264.

The previous prime is 426243766913. The next prime is 426243766943. The reversal of 426243766926 is 629667342624.

It is a super-2 number, since 2×426243766926² (a number of 24 digits) contains 22 as substring.

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, 54896140 + ... + 54903903.

It is an arithmetic number, because the mean of its divisors is an integer number (53362821384).

Almost surely, 2^426243766926 is an apocalyptic number.

426243766926 is an abundant number, since it is smaller than the sum of its proper divisors (427561375218).

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

426243766926 is a wasteful number, since it uses less digits than its factorization.

426243766926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109800695.

The product of its digits is 31352832, while the sum is 57.

The spelling of 426243766926 in words is "four hundred twenty-six billion, two hundred forty-three million, seven hundred sixty-six thousand, nine hundred twenty-six".