1143983690432 has 56 divisors (see below), whose sum is σ = 2507812469760. Its totient is φ = 513410376960.

The previous prime is 1143983690411. The next prime is 1143983690441. The reversal of 1143983690432 is 2340963893411.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 10229048 + ... + 10340279.

Almost surely, 2^{1143983690432} is an apocalyptic number.

It is an amenable number.

1143983690432 is an abundant number, since it is smaller than the sum of its proper divisors (1363828779328).

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

1143983690432 is a wasteful number, since it uses less digits than its factorization.

1143983690432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20569429 (or 20569419 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 53.

The spelling of 1143983690432 in words is "one trillion, one hundred forty-three billion, nine hundred eighty-three million, six hundred ninety thousand, four hundred thirty-two".