166360223610443 has 4 divisors (see below), whose sum is σ = 170417790040008. Its totient is φ = 162302657180880.

The previous prime is 166360223610437. The next prime is 166360223610479. The reversal of 166360223610443 is 344016322063661.

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

It is a cyclic number.

It is not a de Polignac number, because 166360223610443 - 2⁶ = 166360223610379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (166360223610943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2028783214721 + ... + 2028783214802.

It is an arithmetic number, because the mean of its divisors is an integer number (42604447510002).

Almost surely, 2^{166360223610443} is an apocalyptic number.

166360223610443 is a deficient number, since it is larger than the sum of its proper divisors (4057566429565).

166360223610443 is an equidigital number, since it uses as much as digits as its factorization.

166360223610443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4057566429564.

The product of its (nonzero) digits is 2239488, while the sum is 47.

The spelling of 166360223610443 in words is "one hundred sixty-six trillion, three hundred sixty billion, two hundred twenty-three million, six hundred ten thousand, four hundred forty-three".