67317271422419 has 4 divisors (see below), whose sum is σ = 67485144917640. Its totient is φ = 67149397927200.

The previous prime is 67317271422409. The next prime is 67317271422433. The reversal of 67317271422419 is 91422417271376.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67317271422419 is a prime.

It is a super-2 number, since 2×67317271422419² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67317271422409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83936747009 + ... + 83936747810.

It is an arithmetic number, because the mean of its divisors is an integer number (16871286229410).

Almost surely, 2^{67317271422419} is an apocalyptic number.

67317271422419 is a deficient number, since it is larger than the sum of its proper divisors (167873495221).

67317271422419 is a wasteful number, since it uses less digits than its factorization.

67317271422419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167873495220.

The product of its digits is 7112448, while the sum is 56.

The spelling of 67317271422419 in words is "sixty-seven trillion, three hundred seventeen billion, two hundred seventy-one million, four hundred twenty-two thousand, four hundred nineteen".