19097317017199 has 8 divisors (see below), whose sum is σ = 20236449103920. Its totient is φ = 17959936096896.

The previous prime is 19097317017161. The next prime is 19097317017227. The reversal of 19097317017199 is 99171071379091.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19097317017199 is a prime.

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 19097317017199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19097317015199) 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, 437769144 + ... + 437812765.

It is an arithmetic number, because the mean of its divisors is an integer number (2529556137990).

Almost surely, 2^{19097317017199} is an apocalyptic number.

19097317017199 is a deficient number, since it is larger than the sum of its proper divisors (1139132086721).

19097317017199 is a wasteful number, since it uses less digits than its factorization.

19097317017199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875583209.

The product of its (nonzero) digits is 6751269, while the sum is 64.

The spelling of 19097317017199 in words is "nineteen trillion, ninety-seven billion, three hundred seventeen million, seventeen thousand, one hundred ninety-nine".