44436854573 has 2 divisors, whose sum is σ = 44436854574. Its totient is φ = 44436854572.

The previous prime is 44436854569. The next prime is 44436854587. The reversal of 44436854573 is 37545863444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44343094084 + 93760489 = 210578^2 + 9683^2 .

It is a cyclic number.

It is not a de Polignac number, because 44436854573 - 2² = 44436854569 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44436854513) by changing a digit.

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 as a sum of consecutive naturals, namely, 22218427286 + 22218427287.

It is an arithmetic number, because the mean of its divisors is an integer number (22218427287).

Almost surely, 2^44436854573 is an apocalyptic number.

It is an amenable number.

44436854573 is a deficient number, since it is larger than the sum of its proper divisors (1).

44436854573 is an equidigital number, since it uses as much as digits as its factorization.

44436854573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19353600, while the sum is 53.

The spelling of 44436854573 in words is "forty-four billion, four hundred thirty-six million, eight hundred fifty-four thousand, five hundred seventy-three".