50855666 has 16 divisors (see below), whose sum is σ = 80599200. Its totient is φ = 23999328.

The previous prime is 50855617. The next prime is 50855671. The reversal of 50855666 is 66655805.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8390 + ... + 13118.

It is an arithmetic number, because the mean of its divisors is an integer number (5037450).

Almost surely, 2^50855666 is an apocalyptic number.

50855666 is a deficient number, since it is larger than the sum of its proper divisors (29743534).

50855666 is a wasteful number, since it uses less digits than its factorization.

50855666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5033.

The product of its (nonzero) digits is 216000, while the sum is 41.

The square root of 50855666 is about 7131.3158673558. The cubic root of 50855666 is about 370.4928081467.

The spelling of 50855666 in words is "fifty million, eight hundred fifty-five thousand, six hundred sixty-six".