50006155566 has 64 divisors (see below), whose sum is σ = 104123755008. Its totient is φ = 15996486528.

The previous prime is 50006155547. The next prime is 50006155627. The reversal of 50006155566 is 66555160005.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 13393836 + ... + 13397568.

It is an arithmetic number, because the mean of its divisors is an integer number (1626933672).

Almost surely, 2^50006155566 is an apocalyptic number.

50006155566 is an abundant number, since it is smaller than the sum of its proper divisors (54117599442).

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

50006155566 is a wasteful number, since it uses less digits than its factorization.

50006155566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4585.

The product of its (nonzero) digits is 135000, while the sum is 39.

The spelling of 50006155566 in words is "fifty billion, six million, one hundred fifty-five thousand, five hundred sixty-six".