908905210322 has 6 divisors (see below), whose sum is σ = 1363359837879. Its totient is φ = 454451931030.

The previous prime is 908905210319. The next prime is 908905210349. The reversal of 908905210322 is 223012509809.

It can be written as a sum of positive squares in only one way, i.e., 454452605161 + 454452605161 = 674131^2 + 674131^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=674131.

It is a super-2 number, since 2×908905210322² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 908905210322.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1011197 + ... + 1685327.

Almost surely, 2^908905210322 is an apocalyptic number.

908905210322 is a deficient number, since it is larger than the sum of its proper divisors (454454627557).

908905210322 is an frugal number, since it uses more digits than its factorization.

908905210322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348264 (or 674133 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 908905210322 in words is "nine hundred eight billion, nine hundred five million, two hundred ten thousand, three hundred twenty-two".