44681337773 has 2 divisors, whose sum is σ = 44681337774. Its totient is φ = 44681337772.

The previous prime is 44681337733. The next prime is 44681337851. The reversal of 44681337773 is 37773318644.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30927443044 + 13753894729 = 175862^2 + 117277^2 .

It is a cyclic number.

It is not a de Polignac number, because 44681337773 - 2⁶ = 44681337709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44681337703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22340668886 + 22340668887.

It is an arithmetic number, because the mean of its divisors is an integer number (22340668887).

Almost surely, 2^44681337773 is an apocalyptic number.

It is an amenable number.

44681337773 is a deficient number, since it is larger than the sum of its proper divisors (1).

44681337773 is an equidigital number, since it uses as much as digits as its factorization.

44681337773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7112448, while the sum is 53.

The spelling of 44681337773 in words is "forty-four billion, six hundred eighty-one million, three hundred thirty-seven thousand, seven hundred seventy-three".