1143462644444 has 24 divisors (see below), whose sum is σ = 2010259292160. Its totient is φ = 569103811056.

The previous prime is 1143462644413. The next prime is 1143462644477. The reversal of 1143462644444 is 4444462643411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4737317 + ... + 4972835.

It is an arithmetic number, because the mean of its divisors is an integer number (83760803840).

Almost surely, 2^{1143462644444} is an apocalyptic number.

It is an amenable number.

1143462644444 is a deficient number, since it is larger than the sum of its proper divisors (866796647716).

1143462644444 is a wasteful number, since it uses less digits than its factorization.

1143462644444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241097 (or 241095 counting only the distinct ones).

The product of its digits is 3538944, while the sum is 47.

The spelling of 1143462644444 in words is "one trillion, one hundred forty-three billion, four hundred sixty-two million, six hundred forty-four thousand, four hundred forty-four".