200440319993 has 2 divisors, whose sum is σ = 200440319994. Its totient is φ = 200440319992.

The previous prime is 200440319987. The next prime is 200440320019. The reversal of 200440319993 is 399913044002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191784436624 + 8655883369 = 437932^2 + 93037^2 .

It is a cyclic number.

It is not a de Polignac number, because 200440319993 - 2⁶ = 200440319929 is a prime.

It is not a weakly prime, because it can be changed into another prime (200440319693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100220159996 + 100220159997.

It is an arithmetic number, because the mean of its divisors is an integer number (100220159997).

Almost surely, 2^200440319993 is an apocalyptic number.

It is an amenable number.

200440319993 is a deficient number, since it is larger than the sum of its proper divisors (1).

200440319993 is an equidigital number, since it uses as much as digits as its factorization.

200440319993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 209952, while the sum is 44.

The spelling of 200440319993 in words is "two hundred billion, four hundred forty million, three hundred nineteen thousand, nine hundred ninety-three".