204113144443 has 16 divisors (see below), whose sum is σ = 229390672896. Its totient is φ = 180205074720.

The previous prime is 204113144429. The next prime is 204113144449. The reversal of 204113144443 is 344441311402.

It is a cyclic number.

It is not a de Polignac number, because 204113144443 - 2¹³ = 204113136251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204113144449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4952146 + ... + 4993192.

It is an arithmetic number, because the mean of its divisors is an integer number (14336917056).

Almost surely, 2^204113144443 is an apocalyptic number.

204113144443 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

204113144443 is a deficient number, since it is larger than the sum of its proper divisors (25277528453).

204113144443 is a wasteful number, since it uses less digits than its factorization.

204113144443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57714.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 204113144443 its reverse (344441311402), we get a palindrome (548554455845).

The spelling of 204113144443 in words is "two hundred four billion, one hundred thirteen million, one hundred forty-four thousand, four hundred forty-three".