1440240675163 has 4 divisors (see below), whose sum is σ = 1440283717600. Its totient is φ = 1440197632728.

The previous prime is 1440240675151. The next prime is 1440240675173. The reversal of 1440240675163 is 3615760420441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1440240675163 - 2⁹ = 1440240674651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1440240675173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21470988 + ... + 21537961.

It is an arithmetic number, because the mean of its divisors is an integer number (360070929400).

Almost surely, 2^{1440240675163} is an apocalyptic number.

1440240675163 is a deficient number, since it is larger than the sum of its proper divisors (43042437).

1440240675163 is an equidigital number, since it uses as much as digits as its factorization.

1440240675163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43042436.

The product of its (nonzero) digits is 483840, while the sum is 43.

The spelling of 1440240675163 in words is "one trillion, four hundred forty billion, two hundred forty million, six hundred seventy-five thousand, one hundred sixty-three".