44745782273 has 2 divisors, whose sum is σ = 44745782274. Its totient is φ = 44745782272.

The previous prime is 44745782243. The next prime is 44745782281. The reversal of 44745782273 is 37228754744.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44714062849 + 31719424 = 211457^2 + 5632^2 .

It is a cyclic number.

It is not a de Polignac number, because 44745782273 - 2⁶ = 44745782209 is a prime.

It is not a weakly prime, because it can be changed into another prime (44745782243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22372891136 + 22372891137.

It is an arithmetic number, because the mean of its divisors is an integer number (22372891137).

Almost surely, 2^44745782273 is an apocalyptic number.

It is an amenable number.

44745782273 is a deficient number, since it is larger than the sum of its proper divisors (1).

44745782273 is an equidigital number, since it uses as much as digits as its factorization.

44745782273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10536960, while the sum is 53.

The spelling of 44745782273 in words is "forty-four billion, seven hundred forty-five million, seven hundred eighty-two thousand, two hundred seventy-three".