44044124123521 has 2 divisors, whose sum is σ = 44044124123522. Its totient is φ = 44044124123520.

The previous prime is 44044124123473. The next prime is 44044124123641. The reversal of 44044124123521 is 12532142144044.

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., 33201335443600 + 10842788679921 = 5762060^2 + 3292839^2 .

It is a cyclic number.

It is not a de Polignac number, because 44044124123521 - 2⁹ = 44044124123009 is a prime.

It is not a weakly prime, because it can be changed into another prime (44044124123921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22022062061760 + 22022062061761.

It is an arithmetic number, because the mean of its divisors is an integer number (22022062061761).

Almost surely, 2^{44044124123521} is an apocalyptic number.

It is an amenable number.

44044124123521 is a deficient number, since it is larger than the sum of its proper divisors (1).

44044124123521 is an equidigital number, since it uses as much as digits as its factorization.

44044124123521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 122880, while the sum is 37.

Adding to 44044124123521 its reverse (12532142144044), we get a palindrome (56576266267565).

The spelling of 44044124123521 in words is "forty-four trillion, forty-four billion, one hundred twenty-four million, one hundred twenty-three thousand, five hundred twenty-one".