1144276481536 has 40 divisors (see below), whose sum is σ = 2288285118504. Its totient is φ = 571645992960.

The previous prime is 1144276481507. The next prime is 1144276481587. The reversal of 1144276481536 is 6351846724411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365385 + ... + 1556296.

Almost surely, 2^{1144276481536} is an apocalyptic number.

1144276481536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1144276481536 is a deficient number, since it is larger than the sum of its proper divisors (1144008636968).

1144276481536 is an equidigital number, since it uses as much as digits as its factorization.

1144276481536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1922862 (or 1922846 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 52.

The spelling of 1144276481536 in words is "one trillion, one hundred forty-four billion, two hundred seventy-six million, four hundred eighty-one thousand, five hundred thirty-six".