44020730173 has 32 divisors (see below), whose sum is σ = 52309385216. Its totient is φ = 36262816128.

The previous prime is 44020730161. The next prime is 44020730179. The reversal of 44020730173 is 37103702044.

It is a de Polignac number, because none of the positive numbers 2^k-44020730173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44020730179) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10171336 + ... + 10175662.

It is an arithmetic number, because the mean of its divisors is an integer number (1634668288).

Almost surely, 2^44020730173 is an apocalyptic number.

44020730173 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

44020730173 is a deficient number, since it is larger than the sum of its proper divisors (8288655043).

44020730173 is a wasteful number, since it uses less digits than its factorization.

44020730173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4913.

The product of its (nonzero) digits is 14112, while the sum is 31.

The spelling of 44020730173 in words is "forty-four billion, twenty million, seven hundred thirty thousand, one hundred seventy-three".