200145443345 has 16 divisors (see below), whose sum is σ = 241095906432. Its totient is φ = 159502448640.

The previous prime is 200145443279. The next prime is 200145443369. The reversal of 200145443345 is 543344541002.

It is not a de Polignac number, because 200145443345 - 2¹⁴ = 200145426961 is a prime.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 5107025 + ... + 5146065.

It is an arithmetic number, because the mean of its divisors is an integer number (15068494152).

Almost surely, 2^200145443345 is an apocalyptic number.

It is an amenable number.

200145443345 is a deficient number, since it is larger than the sum of its proper divisors (40950463087).

200145443345 is a wasteful number, since it uses less digits than its factorization.

200145443345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42952.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 200145443345 its reverse (543344541002), we get a palindrome (743489984347).

The spelling of 200145443345 in words is "two hundred billion, one hundred forty-five million, four hundred forty-three thousand, three hundred forty-five".