1145533344266 has 16 divisors (see below), whose sum is σ = 1754895200256. Its totient is φ = 560568772176.

The previous prime is 1145533344223. The next prime is 1145533344283. The reversal of 1145533344266 is 6624433355411.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a self number, because there is not a number n which added to its sum of digits gives 1145533344266.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6298295 + ... + 6477621.

It is an arithmetic number, because the mean of its divisors is an integer number (109680950016).

Almost surely, 2^{1145533344266} is an apocalyptic number.

1145533344266 is a deficient number, since it is larger than the sum of its proper divisors (609361855990).

1145533344266 is a wasteful number, since it uses less digits than its factorization.

1145533344266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247333.

The product of its digits is 3110400, while the sum is 47.

Adding to 1145533344266 its reverse (6624433355411), we get a palindrome (7769966699677).

The spelling of 1145533344266 in words is "one trillion, one hundred forty-five billion, five hundred thirty-three million, three hundred forty-four thousand, two hundred sixty-six".