50166610566 has 32 divisors (see below), whose sum is σ = 104603685120. Its totient is φ = 16025134944.

The previous prime is 50166610561. The next prime is 50166610597. The reversal of 50166610566 is 66501666105.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50166610561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1820706 + ... + 1848053.

It is an arithmetic number, because the mean of its divisors is an integer number (3268865160).

Almost surely, 2^50166610566 is an apocalyptic number.

50166610566 is an abundant number, since it is smaller than the sum of its proper divisors (54437074554).

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

50166610566 is a wasteful number, since it uses less digits than its factorization.

50166610566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3668860.

The product of its (nonzero) digits is 194400, while the sum is 42.

The spelling of 50166610566 in words is "fifty billion, one hundred sixty-six million, six hundred ten thousand, five hundred sixty-six".