1440168340874 has 32 divisors (see below), whose sum is σ = 2251557665280. Its totient is φ = 690106132800.

The previous prime is 1440168340861. The next prime is 1440168340909. The reversal of 1440168340874 is 4780438610441.

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, 13279529 + ... + 13387539.

It is an arithmetic number, because the mean of its divisors is an integer number (70361177040).

Almost surely, 2^{1440168340874} is an apocalyptic number.

1440168340874 is a deficient number, since it is larger than the sum of its proper divisors (811389324406).

1440168340874 is a wasteful number, since it uses less digits than its factorization.

1440168340874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110126.

The product of its (nonzero) digits is 2064384, while the sum is 50.

The spelling of 1440168340874 in words is "one trillion, four hundred forty billion, one hundred sixty-eight million, three hundred forty thousand, eight hundred seventy-four".