44845173812 has 12 divisors (see below), whose sum is σ = 79472460480. Its totient is φ = 22138756536.

The previous prime is 44845173809. The next prime is 44845173839. The reversal of 44845173812 is 21837154844.

It is a super-2 number, since 2×44845173812² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70957238 + ... + 70957869.

It is an arithmetic number, because the mean of its divisors is an integer number (6622705040).

Almost surely, 2^44845173812 is an apocalyptic number.

It is an amenable number.

44845173812 is a deficient number, since it is larger than the sum of its proper divisors (34627286668).

44845173812 is a wasteful number, since it uses less digits than its factorization.

44845173812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141915190 (or 141915188 counting only the distinct ones).

The product of its digits is 860160, while the sum is 47.

The spelling of 44845173812 in words is "forty-four billion, eight hundred forty-five million, one hundred seventy-three thousand, eight hundred twelve".