50666166 has 12 divisors (see below), whose sum is σ = 109776732. Its totient is φ = 16888716.

The previous prime is 50666131. The next prime is 50666197. The reversal of 50666166 is 66166605.

It is a self number, because there is not a number n which added to its sum of digits gives 50666166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1407376 + ... + 1407411.

It is an arithmetic number, because the mean of its divisors is an integer number (9148061).

Almost surely, 2^50666166 is an apocalyptic number.

50666166 is an abundant number, since it is smaller than the sum of its proper divisors (59110566).

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

50666166 is a wasteful number, since it uses less digits than its factorization.

50666166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2814795 (or 2814792 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 50666166 is about 7118.0169991368. The cubic root of 50666166 is about 370.0320546858.

The spelling of 50666166 in words is "fifty million, six hundred sixty-six thousand, one hundred sixty-six".