164259944011 has 2 divisors, whose sum is σ = 164259944012. Its totient is φ = 164259944010.

The previous prime is 164259944003. The next prime is 164259944021. The reversal of 164259944011 is 110449952461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164259944011 - 2³ = 164259944003 is a prime.

It is not a weakly prime, because it can be changed into another prime (164259944021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82129972005 + 82129972006.

It is an arithmetic number, because the mean of its divisors is an integer number (82129972006).

Almost surely, 2^164259944011 is an apocalyptic number.

164259944011 is a deficient number, since it is larger than the sum of its proper divisors (1).

164259944011 is an equidigital number, since it uses as much as digits as its factorization.

164259944011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 164259944011 in words is "one hundred sixty-four billion, two hundred fifty-nine million, nine hundred forty-four thousand, eleven".