50855543 has 4 divisors (see below), whose sum is σ = 50869920. Its totient is φ = 50841168.

The previous prime is 50855509. The next prime is 50855549. The reversal of 50855543 is 34555805.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50855543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50855549) 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, 2243 + ... + 10331.

It is an arithmetic number, because the mean of its divisors is an integer number (12717480).

Almost surely, 2^50855543 is an apocalyptic number.

50855543 is a deficient number, since it is larger than the sum of its proper divisors (14377).

50855543 is an equidigital number, since it uses as much as digits as its factorization.

50855543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14376.

The product of its (nonzero) digits is 60000, while the sum is 35.

The square root of 50855543 is about 7131.3072434162. The cubic root of 50855543 is about 370.4925094540.

The spelling of 50855543 in words is "fifty million, eight hundred fifty-five thousand, five hundred forty-three".