164481419524199 has 2 divisors, whose sum is σ = 164481419524200. Its totient is φ = 164481419524198.

The previous prime is 164481419524181. The next prime is 164481419524229. The reversal of 164481419524199 is 991425914184461.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164481419524199 - 2²⁸ = 164481151088743 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164481419526199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82240709762099 + 82240709762100.

It is an arithmetic number, because the mean of its divisors is an integer number (82240709762100).

Almost surely, 2^{164481419524199} is an apocalyptic number.

164481419524199 is a deficient number, since it is larger than the sum of its proper divisors (1).

164481419524199 is an equidigital number, since it uses as much as digits as its factorization.

164481419524199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 89579520, while the sum is 68.

The spelling of 164481419524199 in words is "one hundred sixty-four trillion, four hundred eighty-one billion, four hundred nineteen million, five hundred twenty-four thousand, one hundred ninety-nine".