44503849913 has 2 divisors, whose sum is σ = 44503849914. Its totient is φ = 44503849912.

The previous prime is 44503849889. The next prime is 44503849927. The reversal of 44503849913 is 31994830544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28367991184 + 16135858729 = 168428^2 + 127027^2 .

It is a cyclic number.

It is not a de Polignac number, because 44503849913 - 2²⁰ = 44502801337 is a prime.

It is not a weakly prime, because it can be changed into another prime (44503849513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22251924956 + 22251924957.

It is an arithmetic number, because the mean of its divisors is an integer number (22251924957).

Almost surely, 2^44503849913 is an apocalyptic number.

It is an amenable number.

44503849913 is a deficient number, since it is larger than the sum of its proper divisors (1).

44503849913 is an equidigital number, since it uses as much as digits as its factorization.

44503849913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1866240, while the sum is 50.

The spelling of 44503849913 in words is "forty-four billion, five hundred three million, eight hundred forty-nine thousand, nine hundred thirteen".