164533230361 has 2 divisors, whose sum is σ = 164533230362. Its totient is φ = 164533230360.

The previous prime is 164533230359. The next prime is 164533230371. The reversal of 164533230361 is 163032335461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 164040390361 + 492840000 = 405019^2 + 22200^2 .

It is a cyclic number.

It is not a de Polignac number, because 164533230361 - 2¹ = 164533230359 is a prime.

Together with 164533230359, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 164533230361.

It is not a weakly prime, because it can be changed into another prime (164533230341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82266615180 + 82266615181.

It is an arithmetic number, because the mean of its divisors is an integer number (82266615181).

Almost surely, 2^164533230361 is an apocalyptic number.

It is an amenable number.

164533230361 is a deficient number, since it is larger than the sum of its proper divisors (1).

164533230361 is an equidigital number, since it uses as much as digits as its factorization.

164533230361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 37.

The spelling of 164533230361 in words is "one hundred sixty-four billion, five hundred thirty-three million, two hundred thirty thousand, three hundred sixty-one".