200436316234543 has 4 divisors (see below), whose sum is σ = 200722245359688. Its totient is φ = 200150387109400.

The previous prime is 200436316234529. The next prime is 200436316234571. The reversal of 200436316234543 is 345432613634002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200436316234543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200436316234493 and 200436316234502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200436316237543) 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, 142964561521 + ... + 142964562922.

It is an arithmetic number, because the mean of its divisors is an integer number (50180561339922).

Almost surely, 2^{200436316234543} is an apocalyptic number.

200436316234543 is a deficient number, since it is larger than the sum of its proper divisors (285929125145).

200436316234543 is an equidigital number, since it uses as much as digits as its factorization.

200436316234543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285929125144.

The product of its (nonzero) digits is 3732480, while the sum is 46.

Adding to 200436316234543 its reverse (345432613634002), we get a palindrome (545868929868545).

The spelling of 200436316234543 in words is "two hundred trillion, four hundred thirty-six billion, three hundred sixteen million, two hundred thirty-four thousand, five hundred forty-three".