44122550137 has 2 divisors, whose sum is σ = 44122550138. Its totient is φ = 44122550136.

The previous prime is 44122550117. The next prime is 44122550141. The reversal of 44122550137 is 73105522144.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36016068841 + 8106481296 = 189779^2 + 90036^2 .

It is a cyclic number.

It is not a de Polignac number, because 44122550137 - 2³¹ = 41975066489 is a prime.

It is not a weakly prime, because it can be changed into another prime (44122550117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22061275068 + 22061275069.

It is an arithmetic number, because the mean of its divisors is an integer number (22061275069).

Almost surely, 2^44122550137 is an apocalyptic number.

It is an amenable number.

44122550137 is a deficient number, since it is larger than the sum of its proper divisors (1).

44122550137 is an equidigital number, since it uses as much as digits as its factorization.

44122550137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33600, while the sum is 34.

The spelling of 44122550137 in words is "forty-four billion, one hundred twenty-two million, five hundred fifty thousand, one hundred thirty-seven".