50681543 has 8 divisors (see below), whose sum is σ = 55956096. Its totient is φ = 45518200.

The previous prime is 50681537. The next prime is 50681597. The reversal of 50681543 is 34518605.

It is a happy number.

50681543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 50681543 - 2⁶ = 50681479 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 (50681503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26843 + ... + 28668.

It is an arithmetic number, because the mean of its divisors is an integer number (6994512).

Almost surely, 2^50681543 is an apocalyptic number.

50681543 is a deficient number, since it is larger than the sum of its proper divisors (5274553).

50681543 is a wasteful number, since it uses less digits than its factorization.

50681543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55605.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 50681543 is about 7119.0970635327. The cubic root of 50681543 is about 370.0694853673.

The spelling of 50681543 in words is "fifty million, six hundred eighty-one thousand, five hundred forty-three".