50561166 has 32 divisors (see below), whose sum is σ = 109330560. Its totient is φ = 15533856.

The previous prime is 50561141. The next prime is 50561177. The reversal of 50561166 is 66116505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1776 + ... + 10211.

It is an arithmetic number, because the mean of its divisors is an integer number (3416580).

Almost surely, 2^50561166 is an apocalyptic number.

50561166 is an abundant number, since it is smaller than the sum of its proper divisors (58769394).

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

50561166 is a wasteful number, since it uses less digits than its factorization.

50561166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12048.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 50561166 is about 7110.6375241605. The cubic root of 50561166 is about 369.7762611288.

The spelling of 50561166 in words is "fifty million, five hundred sixty-one thousand, one hundred sixty-six".