19425171315137 has 8 divisors (see below), whose sum is σ = 22222918617216. Its totient is φ = 16633104720192.

The previous prime is 19425171315133. The next prime is 19425171315161. The reversal of 19425171315137 is 73151317152491.

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 19425171315137 - 2² = 19425171315133 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (19425171315131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1420169453 + ... + 1420183130.

It is an arithmetic number, because the mean of its divisors is an integer number (2777864827152).

Almost surely, 2^{19425171315137} is an apocalyptic number.

It is an amenable number.

19425171315137 is a deficient number, since it is larger than the sum of its proper divisors (2797747302079).

19425171315137 is an equidigital number, since it uses as much as digits as its factorization.

19425171315137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2840353567.

The product of its digits is 793800, while the sum is 50.

The spelling of 19425171315137 in words is "nineteen trillion, four hundred twenty-five billion, one hundred seventy-one million, three hundred fifteen thousand, one hundred thirty-seven".