164309738063 has 2 divisors, whose sum is σ = 164309738064. Its totient is φ = 164309738062.

The previous prime is 164309738059. The next prime is 164309738101. The reversal of 164309738063 is 360837903461.

It is a happy number.

164309738063 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164309738063 - 2² = 164309738059 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164309738003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82154869031 + 82154869032.

It is an arithmetic number, because the mean of its divisors is an integer number (82154869032).

Almost surely, 2^164309738063 is an apocalyptic number.

164309738063 is a deficient number, since it is larger than the sum of its proper divisors (1).

164309738063 is an equidigital number, since it uses as much as digits as its factorization.

164309738063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1959552, while the sum is 50.

The spelling of 164309738063 in words is "one hundred sixty-four billion, three hundred nine million, seven hundred thirty-eight thousand, sixty-three".