1440784646042 has 32 divisors (see below), whose sum is σ = 2480074630272. Its totient is φ = 614943224064.

The previous prime is 1440784646027. The next prime is 1440784646183. The reversal of 1440784646042 is 2406464870441.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4657193 + ... + 4956915.

It is an arithmetic number, because the mean of its divisors is an integer number (77502332196).

Almost surely, 2^{1440784646042} is an apocalyptic number.

1440784646042 is a deficient number, since it is larger than the sum of its proper divisors (1039289984230).

1440784646042 is a wasteful number, since it uses less digits than its factorization.

1440784646042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301142.

The product of its (nonzero) digits is 4128768, while the sum is 50.

The spelling of 1440784646042 in words is "one trillion, four hundred forty billion, seven hundred eighty-four million, six hundred forty-six thousand, forty-two".