67312544414279 has 2 divisors, whose sum is σ = 67312544414280. Its totient is φ = 67312544414278.

The previous prime is 67312544414273. The next prime is 67312544414281. The reversal of 67312544414279 is 97241444521376.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 67312544414279 - 2⁴ = 67312544414263 is a prime.

Together with 67312544414281, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67312544414273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33656272207139 + 33656272207140.

It is an arithmetic number, because the mean of its divisors is an integer number (33656272207140).

Almost surely, 2^{67312544414279} is an apocalyptic number.

67312544414279 is a deficient number, since it is larger than the sum of its proper divisors (1).

67312544414279 is an equidigital number, since it uses as much as digits as its factorization.

67312544414279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40642560, while the sum is 59.

The spelling of 67312544414279 in words is "sixty-seven trillion, three hundred twelve billion, five hundred forty-four million, four hundred fourteen thousand, two hundred seventy-nine".