168946603967 has 2 divisors, whose sum is σ = 168946603968. Its totient is φ = 168946603966.

The previous prime is 168946603951. The next prime is 168946604033. The reversal of 168946603967 is 769306649861.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 168946603967 - 2⁴ = 168946603951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (168946603907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84473301983 + 84473301984.

It is an arithmetic number, because the mean of its divisors is an integer number (84473301984).

Almost surely, 2^168946603967 is an apocalyptic number.

168946603967 is a deficient number, since it is larger than the sum of its proper divisors (1).

168946603967 is an equidigital number, since it uses as much as digits as its factorization.

168946603967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70543872, while the sum is 65.

The spelling of 168946603967 in words is "one hundred sixty-eight billion, nine hundred forty-six million, six hundred three thousand, nine hundred sixty-seven".