50555543 has 2 divisors, whose sum is σ = 50555544. Its totient is φ = 50555542.

The previous prime is 50555537. The next prime is 50555563. The reversal of 50555543 is 34555505.

50555543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50555543 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50555563) 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 as a sum of consecutive naturals, namely, 25277771 + 25277772.

It is an arithmetic number, because the mean of its divisors is an integer number (25277772).

Almost surely, 2^50555543 is an apocalyptic number.

50555543 is a deficient number, since it is larger than the sum of its proper divisors (1).

50555543 is an equidigital number, since it uses as much as digits as its factorization.

50555543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37500, while the sum is 32.

The square root of 50555543 is about 7110.2421196468. The cubic root of 50555543 is about 369.7625527886.

The spelling of 50555543 in words is "fifty million, five hundred fifty-five thousand, five hundred forty-three".