44845329173 has 2 divisors, whose sum is σ = 44845329174. Its totient is φ = 44845329172.

The previous prime is 44845329131. The next prime is 44845329203. The reversal of 44845329173 is 37192354844.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43531484164 + 1313845009 = 208642^2 + 36247^2 .

It is a cyclic number.

It is not a de Polignac number, because 44845329173 - 2²⁰ = 44844280597 is a prime.

It is a super-2 number, since 2×44845329173² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44845329103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22422664586 + 22422664587.

It is an arithmetic number, because the mean of its divisors is an integer number (22422664587).

Almost surely, 2^44845329173 is an apocalyptic number.

It is an amenable number.

44845329173 is a deficient number, since it is larger than the sum of its proper divisors (1).

44845329173 is an equidigital number, since it uses as much as digits as its factorization.

44845329173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2903040, while the sum is 50.

The spelling of 44845329173 in words is "forty-four billion, eight hundred forty-five million, three hundred twenty-nine thousand, one hundred seventy-three".