166362622406 has 8 divisors (see below), whose sum is σ = 249550872384. Its totient is φ = 83178998280.

The previous prime is 166362622399. The next prime is 166362622427. The reversal of 166362622406 is 604226263661.

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

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, 1065110 + ... + 1211273.

It is an arithmetic number, because the mean of its divisors is an integer number (31193859048).

Almost surely, 2^166362622406 is an apocalyptic number.

166362622406 is a deficient number, since it is larger than the sum of its proper divisors (83188249978).

166362622406 is a wasteful number, since it uses less digits than its factorization.

166362622406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2312926.

The product of its (nonzero) digits is 746496, while the sum is 44.

The spelling of 166362622406 in words is "one hundred sixty-six billion, three hundred sixty-two million, six hundred twenty-two thousand, four hundred six".