1144851887829 has 32 divisors (see below), whose sum is σ = 1720164189184. Its totient is φ = 672457904640.

The previous prime is 1144851887813. The next prime is 1144851887869. The reversal of 1144851887829 is 9287881584411.

It is not a de Polignac number, because 1144851887829 - 2⁴ = 1144851887813 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1144851887829.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144851887869) 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 31 ways as a sum of consecutive naturals, for example, 6397642 + ... + 6574155.

It is an arithmetic number, because the mean of its divisors is an integer number (53755130912).

Almost surely, 2^{1144851887829} is an apocalyptic number.

It is an amenable number.

1144851887829 is a deficient number, since it is larger than the sum of its proper divisors (575312301355).

1144851887829 is a wasteful number, since it uses less digits than its factorization.

1144851887829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12971917.

The product of its digits is 41287680, while the sum is 66.

The spelling of 1144851887829 in words is "one trillion, one hundred forty-four billion, eight hundred fifty-one million, eight hundred eighty-seven thousand, eight hundred twenty-nine".