44511004695109 has 2 divisors, whose sum is σ = 44511004695110. Its totient is φ = 44511004695108.

The previous prime is 44511004695107. The next prime is 44511004695133. The reversal of 44511004695109 is 90159640011544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32614127530884 + 11896877164225 = 5710878^2 + 3449185^2 .

It is a cyclic number.

It is not a de Polignac number, because 44511004695109 - 2¹ = 44511004695107 is a prime.

Together with 44511004695107, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44511004695107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22255502347554 + 22255502347555.

It is an arithmetic number, because the mean of its divisors is an integer number (22255502347555).

Almost surely, 2^{44511004695109} is an apocalyptic number.

It is an amenable number.

44511004695109 is a deficient number, since it is larger than the sum of its proper divisors (1).

44511004695109 is an equidigital number, since it uses as much as digits as its factorization.

44511004695109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 49.

The spelling of 44511004695109 in words is "forty-four trillion, five hundred eleven billion, four million, six hundred ninety-five thousand, one hundred nine".