846823145044 has 12 divisors (see below), whose sum is σ = 1482960431764. Its totient is φ = 423120164544.

The previous prime is 846823145041. The next prime is 846823145071. The reversal of 846823145044 is 440541328648.

It can be written as a sum of positive squares in 2 ways, for example, as 676897816644 + 169925328400 = 822738^2 + 412220^2 .

It is a super-2 number, since 2×846823145044² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (846823145041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72845457 + ... + 72857080.

Almost surely, 2^846823145044 is an apocalyptic number.

It is an amenable number.

846823145044 is a deficient number, since it is larger than the sum of its proper divisors (636137286720).

846823145044 is a wasteful number, since it uses less digits than its factorization.

846823145044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145703994 (or 145703992 counting only the distinct ones).

The product of its (nonzero) digits is 2949120, while the sum is 49.

The spelling of 846823145044 in words is "eight hundred forty-six billion, eight hundred twenty-three million, one hundred forty-five thousand, forty-four".