166022554343 has 8 divisors (see below), whose sum is σ = 172841407680. Its totient is φ = 159276630240.

The previous prime is 166022554267. The next prime is 166022554361. The reversal of 166022554343 is 343455220661.

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

It is a cyclic number.

It is not a de Polignac number, because 166022554343 - 2¹⁸ = 166022292199 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 166022554343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166022554393) 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, 18227663 + ... + 18236768.

It is an arithmetic number, because the mean of its divisors is an integer number (21605175960).

Almost surely, 2^166022554343 is an apocalyptic number.

166022554343 is a deficient number, since it is larger than the sum of its proper divisors (6818853337).

166022554343 is a wasteful number, since it uses less digits than its factorization.

166022554343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36464617.

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 166022554343 in words is "one hundred sixty-six billion, twenty-two million, five hundred fifty-four thousand, three hundred forty-three".