164320365660967 has 2 divisors, whose sum is σ = 164320365660968. Its totient is φ = 164320365660966.

The previous prime is 164320365660931. The next prime is 164320365661019. The reversal of 164320365660967 is 769066563023461.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164320365660967 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 164320365660899 and 164320365660908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164320365660907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82160182830483 + 82160182830484.

It is an arithmetic number, because the mean of its divisors is an integer number (82160182830484).

Almost surely, 2^{164320365660967} is an apocalyptic number.

164320365660967 is a deficient number, since it is larger than the sum of its proper divisors (1).

164320365660967 is an equidigital number, since it uses as much as digits as its factorization.

164320365660967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 176359680, while the sum is 64.

The spelling of 164320365660967 in words is "one hundred sixty-four trillion, three hundred twenty billion, three hundred sixty-five million, six hundred sixty thousand, nine hundred sixty-seven".