50550055 has 4 divisors (see below), whose sum is σ = 60660072. Its totient is φ = 40440040.

The previous prime is 50550047. The next prime is 50550077. The reversal of 50550055 is 55005505.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 50550055 - 2³ = 50550047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5055001 + ... + 5055010.

It is an arithmetic number, because the mean of its divisors is an integer number (15165018).

Almost surely, 2^50550055 is an apocalyptic number.

50550055 is a deficient number, since it is larger than the sum of its proper divisors (10110017).

50550055 is a wasteful number, since it uses less digits than its factorization.

50550055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10110016.

The product of its (nonzero) digits is 3125, while the sum is 25.

The square root of 50550055 is about 7109.8561870125. The cubic root of 50550055 is about 369.7491725854.

The spelling of 50550055 in words is "fifty million, five hundred fifty thousand, fifty-five".