44394584893 has 2 divisors, whose sum is σ = 44394584894. Its totient is φ = 44394584892.

The previous prime is 44394584849. The next prime is 44394584959. The reversal of 44394584893 is 39848549344.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40474197124 + 3920387769 = 201182^2 + 62613^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44394584893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44394584293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22197292446 + 22197292447.

It is an arithmetic number, because the mean of its divisors is an integer number (22197292447).

Almost surely, 2^44394584893 is an apocalyptic number.

It is an amenable number.

44394584893 is a deficient number, since it is larger than the sum of its proper divisors (1).

44394584893 is an equidigital number, since it uses as much as digits as its factorization.

44394584893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 59719680, while the sum is 61.

The spelling of 44394584893 in words is "forty-four billion, three hundred ninety-four million, five hundred eighty-four thousand, eight hundred ninety-three".