426422646204 has 12 divisors (see below), whose sum is σ = 994986174504. Its totient is φ = 142140882064.

The previous prime is 426422646131. The next prime is 426422646233. The reversal of 426422646204 is 402646224624.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17767610247 + ... + 17767610270.

It is an arithmetic number, because the mean of its divisors is an integer number (82915514542).

Almost surely, 2^426422646204 is an apocalyptic number.

It is an amenable number.

426422646204 is an abundant number, since it is smaller than the sum of its proper divisors (568563528300).

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

426422646204 is a wasteful number, since it uses less digits than its factorization.

426422646204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35535220524 (or 35535220522 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 42.

The spelling of 426422646204 in words is "four hundred twenty-six billion, four hundred twenty-two million, six hundred forty-six thousand, two hundred four".