168514495419 has 4 divisors (see below), whose sum is σ = 224685993896. Its totient is φ = 112342996944.

The previous prime is 168514495403. The next prime is 168514495421. The reversal of 168514495419 is 914594415861.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 168514495419 - 2⁴ = 168514495403 is a prime.

It is a super-3 number, since 3×168514495419³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (168514495319) 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 3 ways as a sum of consecutive naturals, for example, 28085749234 + ... + 28085749239.

It is an arithmetic number, because the mean of its divisors is an integer number (56171498474).

Almost surely, 2^168514495419 is an apocalyptic number.

168514495419 is a deficient number, since it is larger than the sum of its proper divisors (56171498477).

168514495419 is an equidigital number, since it uses as much as digits as its factorization.

168514495419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56171498476.

The product of its digits is 6220800, while the sum is 57.

The spelling of 168514495419 in words is "one hundred sixty-eight billion, five hundred fourteen million, four hundred ninety-five thousand, four hundred nineteen".