164453653246657 has 2 divisors, whose sum is σ = 164453653246658. Its totient is φ = 164453653246656.

The previous prime is 164453653246639. The next prime is 164453653246661. The reversal of 164453653246657 is 756642356354461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96690858588801 + 67762794657856 = 9833151^2 + 8231816^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164453653246657 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 164453653246592 and 164453653246601.

It is not a weakly prime, because it can be changed into another prime (164453653226657) 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, 82226826623328 + 82226826623329.

It is an arithmetic number, because the mean of its divisors is an integer number (82226826623329).

Almost surely, 2^{164453653246657} is an apocalyptic number.

It is an amenable number.

164453653246657 is a deficient number, since it is larger than the sum of its proper divisors (1).

164453653246657 is an equidigital number, since it uses as much as digits as its factorization.

164453653246657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368000, while the sum is 67.

The spelling of 164453653246657 in words is "one hundred sixty-four trillion, four hundred fifty-three billion, six hundred fifty-three million, two hundred forty-six thousand, six hundred fifty-seven".