50065778 has 8 divisors (see below), whose sum is σ = 85827072. Its totient is φ = 21456756.

The previous prime is 50065751. The next prime is 50065783. The reversal of 50065778 is 87756005.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon 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 3 ways as a sum of consecutive naturals, for example, 1788050 + ... + 1788077.

It is an arithmetic number, because the mean of its divisors is an integer number (10728384).

Almost surely, 2^50065778 is an apocalyptic number.

50065778 is a deficient number, since it is larger than the sum of its proper divisors (35761294).

50065778 is a wasteful number, since it uses less digits than its factorization.

50065778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3576136.

The product of its (nonzero) digits is 58800, while the sum is 38.

The square root of 50065778 is about 7075.7174901207. The cubic root of 50065778 is about 368.5646312212.

The spelling of 50065778 in words is "fifty million, sixty-five thousand, seven hundred seventy-eight".