166364343036213 has 8 divisors (see below), whose sum is σ = 253507570340928. Its totient is φ = 95065338877824.

The previous prime is 166364343036193. The next prime is 166364343036233. The reversal of 166364343036213 is 312630343463661.

It is an interprime number because it is at equal distance from previous prime (166364343036193) and next prime (166364343036233).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 166364343036213 - 2¹³ = 166364343028021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166364343036233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3961055786556 + ... + 3961055786597.

It is an arithmetic number, because the mean of its divisors is an integer number (31688446292616).

Almost surely, 2^{166364343036213} is an apocalyptic number.

It is an amenable number.

166364343036213 is a deficient number, since it is larger than the sum of its proper divisors (87143227304715).

166364343036213 is an equidigital number, since it uses as much as digits as its factorization.

166364343036213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7922111573163.

The product of its (nonzero) digits is 10077696, while the sum is 51.

Adding to 166364343036213 its reverse (312630343463661), we get a palindrome (478994686499874).

The spelling of 166364343036213 in words is "one hundred sixty-six trillion, three hundred sixty-four billion, three hundred forty-three million, thirty-six thousand, two hundred thirteen".