426614065808 has 80 divisors (see below), whose sum is σ = 962224306560. Its totient is φ = 179463610368.

The previous prime is 426614065763. The next prime is 426614065817. The reversal of 426614065808 is 808560416624.

It is a super-2 number, since 2×426614065808² (a number of 24 digits) contains 22 as substring.

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, 1142960 + ... + 1469552.

It is an arithmetic number, because the mean of its divisors is an integer number (12027803832).

Almost surely, 2^426614065808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 426614065808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (481112153280).

426614065808 is an abundant number, since it is smaller than the sum of its proper divisors (535610240752).

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

426614065808 is a wasteful number, since it uses less digits than its factorization.

426614065808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326824 (or 326818 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 50.

The spelling of 426614065808 in words is "four hundred twenty-six billion, six hundred fourteen million, sixty-five thousand, eight hundred eight".