426091883522 has 6 divisors (see below), whose sum is σ = 639139209993. Its totient is φ = 213045480192.

The previous prime is 426091883521. The next prime is 426091883537. The reversal of 426091883522 is 225388190624.

It can be written as a sum of positive squares in 2 ways, for example, as 420680662801 + 5411220721 = 648599^2 + 73561^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=461569.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426091883521) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 692354 + ... + 1153922.

Almost surely, 2^426091883522 is an apocalyptic number.

426091883522 is a deficient number, since it is larger than the sum of its proper divisors (213047326471).

426091883522 is an frugal number, since it uses more digits than its factorization.

426091883522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923140 (or 461571 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 50.

Multiplying 426091883522 by its sum of digits (50), we get a square (21304594176100 = 4615690²).

The spelling of 426091883522 in words is "four hundred twenty-six billion, ninety-one million, eight hundred eighty-three thousand, five hundred twenty-two".