166364343036214 has 4 divisors (see below), whose sum is σ = 249546514554324. Its totient is φ = 83182171518106.

The previous prime is 166364343036193. The next prime is 166364343036233. The reversal of 166364343036214 is 412630343463661.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×166364343036214² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41591085759052 + ... + 41591085759055.

It is an arithmetic number, because the mean of its divisors is an integer number (62386628638581).

Almost surely, 2^{166364343036214} is an apocalyptic number.

166364343036214 is a deficient number, since it is larger than the sum of its proper divisors (83182171518110).

166364343036214 is an equidigital number, since it uses as much as digits as its factorization.

166364343036214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83182171518109.

The product of its (nonzero) digits is 13436928, while the sum is 52.

Adding to 166364343036214 its reverse (412630343463661), we get a palindrome (578994686499875).

The spelling of 166364343036214 in words is "one hundred sixty-six trillion, three hundred sixty-four billion, three hundred forty-three million, thirty-six thousand, two hundred fourteen".