1144023023455 has 16 divisors (see below), whose sum is σ = 1481941498464. Its totient is φ = 842810290560.

The previous prime is 1144023023441. The next prime is 1144023023459. The reversal of 1144023023455 is 5543203204411.

It is not a de Polignac number, because 1144023023455 - 2²⁷ = 1143888805727 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1144023023455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144023023459) 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, 20875669 + ... + 20930398.

It is an arithmetic number, because the mean of its divisors is an integer number (92621343654).

Almost surely, 2^{1144023023455} is an apocalyptic number.

1144023023455 is a deficient number, since it is larger than the sum of its proper divisors (337918475009).

1144023023455 is a wasteful number, since it uses less digits than its factorization.

1144023023455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41806506.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 1144023023455 its reverse (5543203204411), we get a palindrome (6687226227866).

The spelling of 1144023023455 in words is "one trillion, one hundred forty-four billion, twenty-three million, twenty-three thousand, four hundred fifty-five".