1143990744928 has 12 divisors (see below), whose sum is σ = 2252231779140. Its totient is φ = 571995372448.

The previous prime is 1143990744901. The next prime is 1143990744929. The reversal of 1143990744928 is 8294470993411.

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143990744929) by changing a digit.

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 as a sum of consecutive naturals, namely, 17874855358 + ... + 17874855421.

It is an arithmetic number, because the mean of its divisors is an integer number (187685981595).

Almost surely, 2^{1143990744928} is an apocalyptic number.

It is an amenable number.

1143990744928 is a deficient number, since it is larger than the sum of its proper divisors (1108241034212).

1143990744928 is an equidigital number, since it uses as much as digits as its factorization.

1143990744928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35749710789 (or 35749710781 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 61.

The spelling of 1143990744928 in words is "one trillion, one hundred forty-three billion, nine hundred ninety million, seven hundred forty-four thousand, nine hundred twenty-eight".