200444916019 has 4 divisors (see below), whose sum is σ = 200779549200. Its totient is φ = 200110282840.

The previous prime is 200444916013. The next prime is 200444916043. The reversal of 200444916019 is 910619444002.

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

It is a cyclic number.

It is not a de Polignac number, because 200444916019 - 2²³ = 200436527411 is a prime.

It is a super-2 number, since 2×200444916019² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200444916013) 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, 167315692 + ... + 167316889.

It is an arithmetic number, because the mean of its divisors is an integer number (50194887300).

Almost surely, 2^200444916019 is an apocalyptic number.

200444916019 is a deficient number, since it is larger than the sum of its proper divisors (334633181).

200444916019 is an equidigital number, since it uses as much as digits as its factorization.

200444916019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334633180.

The product of its (nonzero) digits is 62208, while the sum is 40.

The spelling of 200444916019 in words is "two hundred billion, four hundred forty-four million, nine hundred sixteen thousand, nineteen".