67148667148679 has 2 divisors, whose sum is σ = 67148667148680. Its totient is φ = 67148667148678.

The previous prime is 67148667148571. The next prime is 67148667148727. The reversal of 67148667148679 is 97684176684176.

67148667148679 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67148667148679 is a prime.

It is a super-3 number, since 3×67148667148679³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67148667168679) 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 as a sum of consecutive naturals, namely, 33574333574339 + 33574333574340.

It is an arithmetic number, because the mean of its divisors is an integer number (33574333574340).

Almost surely, 2^{67148667148679} is an apocalyptic number.

67148667148679 is a deficient number, since it is larger than the sum of its proper divisors (1).

67148667148679 is an equidigital number, since it uses as much as digits as its factorization.

67148667148679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4096770048, while the sum is 80.

The spelling of 67148667148679 in words is "sixty-seven trillion, one hundred forty-eight billion, six hundred sixty-seven million, one hundred forty-eight thousand, six hundred seventy-nine".