50055511 has 4 divisors (see below), whose sum is σ = 54606024. Its totient is φ = 45505000.

The previous prime is 50055503. The next prime is 50055527. The reversal of 50055511 is 11555005.

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

It is a cyclic number.

It is not a de Polignac number, because 50055511 - 2³ = 50055503 is a prime.

It is a super-2 number, since 2×50055511² = 5011108362942242, which contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50055571) by changing a digit.

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, 2275240 + ... + 2275261.

It is an arithmetic number, because the mean of its divisors is an integer number (13651506).

Almost surely, 2^50055511 is an apocalyptic number.

50055511 is a deficient number, since it is larger than the sum of its proper divisors (4550513).

50055511 is a wasteful number, since it uses less digits than its factorization.

50055511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4550512.

The product of its (nonzero) digits is 625, while the sum is 22.

The square root of 50055511 is about 7074.9919434583. The cubic root of 50055511 is about 368.5394356224.

The spelling of 50055511 in words is "fifty million, fifty-five thousand, five hundred eleven".