19116004841 has 8 divisors (see below), whose sum is σ = 20244837384. Its totient is φ = 17987656960.

The previous prime is 19116004837. The next prime is 19116004867. The reversal of 19116004841 is 14840061191.

It can be written as a sum of positive squares in 4 ways, for example, as 177241 + 19115827600 = 421^2 + 138260^2 .

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 19116004841 - 2² = 19116004837 is a prime.

It is a super-2 number, since 2×19116004841² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (19116004871) 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, 38330 + ... + 199251.

It is an arithmetic number, because the mean of its divisors is an integer number (2530604673).

Almost surely, 2^19116004841 is an apocalyptic number.

It is an amenable number.

19116004841 is a deficient number, since it is larger than the sum of its proper divisors (1128832543).

19116004841 is a wasteful number, since it uses less digits than its factorization.

19116004841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242331.

The product of its (nonzero) digits is 6912, while the sum is 35.

The spelling of 19116004841 in words is "nineteen billion, one hundred sixteen million, four thousand, eight hundred forty-one".