19040584680861 has 8 divisors (see below), whose sum is σ = 25488591446304. Its totient is φ = 12643150518000.

The previous prime is 19040584680857. The next prime is 19040584680893. The reversal of 19040584680861 is 16808648504091.

It is a happy number.

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

It is not a de Polignac number, because 19040584680861 - 2² = 19040584680857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 19040584680795 and 19040584680804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19040584680811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12643149766 + ... + 12643151271.

It is an arithmetic number, because the mean of its divisors is an integer number (3186073930788).

Almost surely, 2^{19040584680861} is an apocalyptic number.

It is an amenable number.

19040584680861 is a deficient number, since it is larger than the sum of its proper divisors (6448006765443).

19040584680861 is a wasteful number, since it uses less digits than its factorization.

19040584680861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25286301291.

The product of its (nonzero) digits is 13271040, while the sum is 60.

The spelling of 19040584680861 in words is "nineteen trillion, forty billion, five hundred eighty-four million, six hundred eighty thousand, eight hundred sixty-one".