200400444442 has 8 divisors (see below), whose sum is σ = 327928000032. Its totient is φ = 91091111100.

The previous prime is 200400444427. The next prime is 200400444451. The reversal of 200400444442 is 244444004002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×200400444442² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 200400444442.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4554555534 + ... + 4554555577.

It is an arithmetic number, because the mean of its divisors is an integer number (40991000004).

Almost surely, 2^200400444442 is an apocalyptic number.

200400444442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

200400444442 is a deficient number, since it is larger than the sum of its proper divisors (127527555590).

200400444442 is a wasteful number, since it uses less digits than its factorization.

200400444442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9109111124.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 200400444442 its reverse (244444004002), we get a palindrome (444844448444).

The spelling of 200400444442 in words is "two hundred billion, four hundred million, four hundred forty-four thousand, four hundred forty-two".