1144605768017 has 12 divisors (see below), whose sum is σ = 1228493748240. Its totient is φ = 1065984299352.

The previous prime is 1144605767989. The next prime is 1144605768029. The reversal of 1144605768017 is 7108675064411.

It is not a de Polignac number, because 1144605768017 - 2²⁶ = 1144538659153 is a prime.

It is a super-2 number, since 2×1144605768017² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1144605768067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26848643 + ... + 26891240.

It is an arithmetic number, because the mean of its divisors is an integer number (102374479020).

Almost surely, 2^{1144605768017} is an apocalyptic number.

It is an amenable number.

1144605768017 is a deficient number, since it is larger than the sum of its proper divisors (83887980223).

1144605768017 is an equidigital number, since it uses as much as digits as its factorization.

1144605768017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53739980 (or 53739961 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 50.

The spelling of 1144605768017 in words is "one trillion, one hundred forty-four billion, six hundred five million, seven hundred sixty-eight thousand, seventeen".