44066722237 has 2 divisors, whose sum is σ = 44066722238. Its totient is φ = 44066722236.

The previous prime is 44066722229. The next prime is 44066722243. The reversal of 44066722237 is 73222766044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44001774756 + 64947481 = 209766^2 + 8059^2 .

It is a cyclic number.

It is not a de Polignac number, because 44066722237 - 2³ = 44066722229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44066722193 and 44066722202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44066722937) 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, 22033361118 + 22033361119.

It is an arithmetic number, because the mean of its divisors is an integer number (22033361119).

Almost surely, 2^44066722237 is an apocalyptic number.

It is an amenable number.

44066722237 is a deficient number, since it is larger than the sum of its proper divisors (1).

44066722237 is an equidigital number, since it uses as much as digits as its factorization.

44066722237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 677376, while the sum is 43.

The spelling of 44066722237 in words is "forty-four billion, sixty-six million, seven hundred twenty-two thousand, two hundred thirty-seven".