67727928412799 has 2 divisors, whose sum is σ = 67727928412800. Its totient is φ = 67727928412798.

The previous prime is 67727928412751. The next prime is 67727928412843. The reversal of 67727928412799 is 99721482972776.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67727928412799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67727928412999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33863964206399 + 33863964206400.

It is an arithmetic number, because the mean of its divisors is an integer number (33863964206400).

Almost surely, 2^{67727928412799} is an apocalyptic number.

67727928412799 is a deficient number, since it is larger than the sum of its proper divisors (1).

67727928412799 is an equidigital number, since it uses as much as digits as its factorization.

67727928412799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2688505344, while the sum is 80.

The spelling of 67727928412799 in words is "sixty-seven trillion, seven hundred twenty-seven billion, nine hundred twenty-eight million, four hundred twelve thousand, seven hundred ninety-nine".