44168480519 has 2 divisors, whose sum is σ = 44168480520. Its totient is φ = 44168480518.

The previous prime is 44168480509. The next prime is 44168480557. The reversal of 44168480519 is 91508486144.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44168480519 - 2³² = 39873513223 is a prime.

It is a super-2 number, since 2×44168480519² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44168480509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22084240259 + 22084240260.

It is an arithmetic number, because the mean of its divisors is an integer number (22084240260).

Almost surely, 2^44168480519 is an apocalyptic number.

44168480519 is a deficient number, since it is larger than the sum of its proper divisors (1).

44168480519 is an equidigital number, since it uses as much as digits as its factorization.

44168480519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1105920, while the sum is 50.

The spelling of 44168480519 in words is "forty-four billion, one hundred sixty-eight million, four hundred eighty thousand, five hundred nineteen".