422126206326 has 256 divisors, whose sum is σ = 1094129280000. Its totient is φ = 120781186560.

The previous prime is 422126206309. The next prime is 422126206339. The reversal of 422126206326 is 623602621224.

422126206326 is a `hidden beast` number, since 4 + 2 + 2 + 1 + 2 + 620 + 6 + 3 + 26 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 373893330 + ... + 373894458.

It is an arithmetic number, because the mean of its divisors is an integer number (4273942500).

Almost surely, 2^422126206326 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422126206326, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (547064640000).

422126206326 is an abundant number, since it is smaller than the sum of its proper divisors (672003073674).

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

422126206326 is a wasteful number, since it uses less digits than its factorization.

422126206326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1591 (or 1573 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The spelling of 422126206326 in words is "four hundred twenty-two billion, one hundred twenty-six million, two hundred six thousand, three hundred twenty-six".