50555418 has 16 divisors (see below), whose sum is σ = 102391680. Its totient is φ = 16638336.

The previous prime is 50555377. The next prime is 50555423. The reversal of 50555418 is 81455505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52855 + ... + 53802.

It is an arithmetic number, because the mean of its divisors is an integer number (6399480).

Almost surely, 2^50555418 is an apocalyptic number.

50555418 is an abundant number, since it is smaller than the sum of its proper divisors (51836262).

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

50555418 is a wasteful number, since it uses less digits than its factorization.

50555418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106741.

The product of its (nonzero) digits is 20000, while the sum is 33.

The square root of 50555418 is about 7110.2333295047. The cubic root of 50555418 is about 369.7622480389.

The spelling of 50555418 in words is "fifty million, five hundred fifty-five thousand, four hundred eighteen".