200543523334456 has 32 divisors (see below), whose sum is σ = 379897321240080. Its totient is φ = 99237580416000.

The previous prime is 200543523334439. The next prime is 200543523334457. The reversal of 200543523334456 is 654433325345002.

It is a happy number.

200543523334456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200543523334457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226383511 + ... + 227267641.

Almost surely, 2^{200543523334456} is an apocalyptic number.

It is an amenable number.

200543523334456 is a deficient number, since it is larger than the sum of its proper divisors (179353797905624).

200543523334456 is a wasteful number, since it uses less digits than its factorization.

200543523334456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1176535 (or 1176531 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 49.

Adding to 200543523334456 its reverse (654433325345002), we get a palindrome (854976848679458).

The spelling of 200543523334456 in words is "two hundred trillion, five hundred forty-three billion, five hundred twenty-three million, three hundred thirty-four thousand, four hundred fifty-six".