2195819092319 has 8 divisors (see below), whose sum is σ = 2199685923648. Its totient is φ = 2191953258880.

The previous prime is 2195819092297. The next prime is 2195819092331. The reversal of 2195819092319 is 9132909185912.

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 2195819092319 - 2³² = 2191524125023 is a prime.

It is a super-2 number, since 2×2195819092319² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2195819092349) 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, 4225859 + ... + 4716939.

It is an arithmetic number, because the mean of its divisors is an integer number (274960740456).

Almost surely, 2^{2195819092319} is an apocalyptic number.

2195819092319 is a deficient number, since it is larger than the sum of its proper divisors (3866831329).

2195819092319 is an equidigital number, since it uses as much as digits as its factorization.

2195819092319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498945.

The product of its (nonzero) digits is 3149280, while the sum is 59.

The spelling of 2195819092319 in words is "two trillion, one hundred ninety-five billion, eight hundred nineteen million, ninety-two thousand, three hundred nineteen".