846641396322 has 18 divisors (see below), whose sum is σ = 1834398150273. Its totient is φ = 282212497512.

The previous prime is 846641396257. The next prime is 846641396323. The reversal of 846641396322 is 223693146648.

846641396322 is a `hidden beast` number, since 84 + 66 + 413 + 96 + 3 + 2 + 2 = 666.

846641396322 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 651331316601 + 195310079721 = 807051^2 + 441939^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=650631.

It is not an unprimeable number, because it can be changed into a prime (846641396323) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3795348 + ... + 4012224.

Almost surely, 2^846641396322 is an apocalyptic number.

846641396322 is an abundant number, since it is smaller than the sum of its proper divisors (987756753951).

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

846641396322 is an frugal number, since it uses more digits than its factorization.

846641396322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433762 (or 216882 counting only the distinct ones).

The product of its digits is 8957952, while the sum is 54.

The spelling of 846641396322 in words is "eight hundred forty-six billion, six hundred forty-one million, three hundred ninety-six thousand, three hundred twenty-two".