1143266631786 has 24 divisors (see below), whose sum is σ = 2477261404800. Its totient is φ = 381060615336.

The previous prime is 1143266631769. The next prime is 1143266631841. The reversal of 1143266631786 is 6871366623411.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2104986 + ... + 2591813.

It is an arithmetic number, because the mean of its divisors is an integer number (103219225200).

Almost surely, 2^{1143266631786} is an apocalyptic number.

1143266631786 is an abundant number, since it is smaller than the sum of its proper divisors (1333994773014).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1143266631786 is a wasteful number, since it uses less digits than its factorization.

1143266631786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4710330 (or 4710327 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The spelling of 1143266631786 in words is "one trillion, one hundred forty-three billion, two hundred sixty-six million, six hundred thirty-one thousand, seven hundred eighty-six".