50566500166 has 32 divisors (see below), whose sum is σ = 93369584448. Its totient is φ = 20000891520.

The previous prime is 50566500163. The next prime is 50566500181. The reversal of 50566500166 is 66100566505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50566500163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1213656 + ... + 1254628.

It is an arithmetic number, because the mean of its divisors is an integer number (2917799514).

Almost surely, 2^50566500166 is an apocalyptic number.

50566500166 is a deficient number, since it is larger than the sum of its proper divisors (42803084282).

50566500166 is a wasteful number, since it uses less digits than its factorization.

50566500166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47776.

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 50566500166 in words is "fifty billion, five hundred sixty-six million, five hundred thousand, one hundred sixty-six".