41819095909 has 8 divisors (see below), whose sum is σ = 42864996888. Its totient is φ = 40774429440.

The previous prime is 41819095867. The next prime is 41819095943. The reversal of 41819095909 is 90959091814.

It can be written as a sum of positive squares in 4 ways, for example, as 72900 + 41819023009 = 270^2 + 204497^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 41819095909 - 2¹¹ = 41819093861 is a prime.

It is a super-2 number, since 2×41819095909² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 41819095909.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41819095309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239842 + ... + 375715.

It is an arithmetic number, because the mean of its divisors is an integer number (5358124611).

Almost surely, 2^41819095909 is an apocalyptic number.

It is an amenable number.

41819095909 is a deficient number, since it is larger than the sum of its proper divisors (1045900979).

41819095909 is a wasteful number, since it uses less digits than its factorization.

41819095909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617255.

The product of its (nonzero) digits is 1049760, while the sum is 55.

The spelling of 41819095909 in words is "forty-one billion, eight hundred nineteen million, ninety-five thousand, nine hundred nine".