44411539121 has 2 divisors, whose sum is σ = 44411539122. Its totient is φ = 44411539120.

The previous prime is 44411539097. The next prime is 44411539171. The reversal of 44411539121 is 12193511444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43039651600 + 1371887521 = 207460^2 + 37039^2 .

It is a cyclic number.

It is not a de Polignac number, because 44411539121 - 2²⁶ = 44344430257 is a prime.

It is a super-2 number, since 2×44411539121² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44411539171) 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, 22205769560 + 22205769561.

It is an arithmetic number, because the mean of its divisors is an integer number (22205769561).

Almost surely, 2^44411539121 is an apocalyptic number.

It is an amenable number.

44411539121 is a deficient number, since it is larger than the sum of its proper divisors (1).

44411539121 is an equidigital number, since it uses as much as digits as its factorization.

44411539121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 35.

The spelling of 44411539121 in words is "forty-four billion, four hundred eleven million, five hundred thirty-nine thousand, one hundred twenty-one".