19799486429185 has 48 divisors (see below), whose sum is σ = 27068863435200. Its totient is φ = 13856748033024.

The previous prime is 19799486429171. The next prime is 19799486429197. The reversal of 19799486429185 is 58192468499791.

It is not a de Polignac number, because 19799486429185 - 2¹¹ = 19799486427137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 19799486429099 and 19799486429108.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 5348295 + ... + 8258524.

It is an arithmetic number, because the mean of its divisors is an integer number (563934654900).

Almost surely, 2^{19799486429185} is an apocalyptic number.

It is an amenable number.

19799486429185 is a deficient number, since it is larger than the sum of its proper divisors (7269377006015).

19799486429185 is a wasteful number, since it uses less digits than its factorization.

19799486429185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13606930 (or 13606913 counting only the distinct ones).

The product of its digits is 2821754880, while the sum is 82.

The spelling of 19799486429185 in words is "nineteen trillion, seven hundred ninety-nine billion, four hundred eighty-six million, four hundred twenty-nine thousand, one hundred eighty-five".