50500555111 has 4 divisors (see below), whose sum is σ = 50507588952. Its totient is φ = 50493521272.

The previous prime is 50500555099. The next prime is 50500555117. The reversal of 50500555111 is 11155500505.

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 50500555111 - 2¹¹ = 50500553063 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50500555111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50500555117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3506140 + ... + 3520513.

It is an arithmetic number, because the mean of its divisors is an integer number (12626897238).

Almost surely, 2^50500555111 is an apocalyptic number.

50500555111 is a deficient number, since it is larger than the sum of its proper divisors (7033841).

50500555111 is an equidigital number, since it uses as much as digits as its factorization.

50500555111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7033840.

The product of its (nonzero) digits is 3125, while the sum is 28.

The spelling of 50500555111 in words is "fifty billion, five hundred million, five hundred fifty-five thousand, one hundred eleven".