50543125533 has 24 divisors (see below), whose sum is σ = 73432359000. Its totient is φ = 33499234944.

The previous prime is 50543125517. The next prime is 50543125573. The reversal of 50543125533 is 33552134505.

50543125533 is a `hidden beast` number, since 50 + 5 + 43 + 12 + 553 + 3 = 666.

50543125533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2537439129 + 48005686404 = 50373^2 + 219102^2 .

It is not a de Polignac number, because 50543125533 - 2⁴ = 50543125517 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50543125573) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2523643 + ... + 2543591.

It is an arithmetic number, because the mean of its divisors is an integer number (3059681625).

Almost surely, 2^50543125533 is an apocalyptic number.

It is an amenable number.

50543125533 is a deficient number, since it is larger than the sum of its proper divisors (22889233467).

50543125533 is a wasteful number, since it uses less digits than its factorization.

50543125533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21581 (or 21578 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 36.

The spelling of 50543125533 in words is "fifty billion, five hundred forty-three million, one hundred twenty-five thousand, five hundred thirty-three".