50543128 has 16 divisors (see below), whose sum is σ = 94846680. Its totient is φ = 25250688.

The previous prime is 50543123. The next prime is 50543131. The reversal of 50543128 is 82134505.

It is a junction number, because it is equal to n+sod(n) for n = 50543096 and 50543105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50543123) 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, 13600 + ... + 16912.

Almost surely, 2^50543128 is an apocalyptic number.

It is an amenable number.

50543128 is a deficient number, since it is larger than the sum of its proper divisors (44303552).

50543128 is a wasteful number, since it uses less digits than its factorization.

50543128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5226 (or 5222 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 50543128 is about 7109.3690296678. The cubic root of 50543128 is about 369.7322825970.

The spelling of 50543128 in words is "fifty million, five hundred forty-three thousand, one hundred twenty-eight".