426464222064 has 20 divisors (see below), whose sum is σ = 1101699240456. Its totient is φ = 142154740672.

The previous prime is 426464222047. The next prime is 426464222089. The reversal of 426464222064 is 460222464624.

It is a happy number.

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, 4442335599 + ... + 4442335694.

Almost surely, 2^426464222064 is an apocalyptic number.

It is an amenable number.

426464222064 is an abundant number, since it is smaller than the sum of its proper divisors (675235018392).

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

426464222064 is a wasteful number, since it uses less digits than its factorization.

426464222064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8884671304 (or 8884671298 counting only the distinct ones).

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

Adding to 426464222064 its reverse (460222464624), we get a palindrome (886686686688).

The spelling of 426464222064 in words is "four hundred twenty-six billion, four hundred sixty-four million, two hundred twenty-two thousand, sixty-four".