19844246296141 has 8 divisors (see below), whose sum is σ = 19886314582400. Its totient is φ = 19802221359840.

The previous prime is 19844246296139. The next prime is 19844246296163. The reversal of 19844246296141 is 14169264244891.

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 19844246296141 - 2¹ = 19844246296139 is a prime.

It is a super-2 number, since 2×19844246296141² (a number of 27 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 19844246296141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19844249296141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9920901 + ... + 11752138.

It is an arithmetic number, because the mean of its divisors is an integer number (2485789322800).

Almost surely, 2^{19844246296141} is an apocalyptic number.

It is an amenable number.

19844246296141 is a deficient number, since it is larger than the sum of its proper divisors (42068286259).

19844246296141 is a wasteful number, since it uses less digits than its factorization.

19844246296141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21674979.

The product of its digits is 23887872, while the sum is 61.

The spelling of 19844246296141 in words is "nineteen trillion, eight hundred forty-four billion, two hundred forty-six million, two hundred ninety-six thousand, one hundred forty-one".