166402255202214 has 8 divisors (see below), whose sum is σ = 332804510404440. Its totient is φ = 55467418400736.

The previous prime is 166402255202153. The next prime is 166402255202221. The reversal of 166402255202214 is 412202552204661.

It is a happy number.

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

166402255202214 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13866854600179 + ... + 13866854600190.

It is an arithmetic number, because the mean of its divisors is an integer number (41600563800555).

Almost surely, 2^{166402255202214} is an apocalyptic number.

166402255202214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166402255202214 is a wasteful number, since it uses less digits than its factorization.

166402255202214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27733709200374.

The product of its (nonzero) digits is 460800, while the sum is 42.

The spelling of 166402255202214 in words is "one hundred sixty-six trillion, four hundred two billion, two hundred fifty-five million, two hundred two thousand, two hundred fourteen".