8385161922 has 12 divisors (see below), whose sum is σ = 18167850870. Its totient is φ = 2795053968.

The previous prime is 8385161921. The next prime is 8385161927. The reversal of 8385161922 is 2291615838.

8385161922 is a `hidden beast` number, since 8 + 3 + 8 + 5 + 1 + 619 + 22 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7077688641 + 1307473281 = 84129^2 + 36159^2 .

It is not an unprimeable number, because it can be changed into a prime (8385161921) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 232921147 + ... + 232921182.

Almost surely, 2^8385161922 is an apocalyptic number.

8385161922 is an abundant number, since it is smaller than the sum of its proper divisors (9782688948).

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

8385161922 is a wasteful number, since it uses less digits than its factorization.

8385161922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465842337 (or 465842334 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 8385161922 is about 91570.5297680427. The cubic root of 8385161922 is about 2031.5950741657.

The spelling of 8385161922 in words is "eight billion, three hundred eighty-five million, one hundred sixty-one thousand, nine hundred twenty-two".