164223341899 has 2 divisors, whose sum is σ = 164223341900. Its totient is φ = 164223341898.

The previous prime is 164223341881. The next prime is 164223341957. The reversal of 164223341899 is 998143322461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164223341899 - 2²³ = 164214953291 is a prime.

It is not a weakly prime, because it can be changed into another prime (164223341699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82111670949 + 82111670950.

It is an arithmetic number, because the mean of its divisors is an integer number (82111670950).

Almost surely, 2^164223341899 is an apocalyptic number.

164223341899 is a deficient number, since it is larger than the sum of its proper divisors (1).

164223341899 is an equidigital number, since it uses as much as digits as its factorization.

164223341899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2239488, while the sum is 52.

The spelling of 164223341899 in words is "one hundred sixty-four billion, two hundred twenty-three million, three hundred forty-one thousand, eight hundred ninety-nine".