1340443713441 has 16 divisors (see below), whose sum is σ = 2043262080000. Its totient is φ = 765712392528.

The previous prime is 1340443713437. The next prime is 1340443713473. The reversal of 1340443713441 is 1443173440431.

It is not a de Polignac number, because 1340443713441 - 2² = 1340443713437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1340443713441.

It is not an unprimeable number, because it can be changed into a prime (1340443715441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10579011 + ... + 10704968.

It is an arithmetic number, because the mean of its divisors is an integer number (127703880000).

Almost surely, 2^{1340443713441} is an apocalyptic number.

It is an amenable number.

1340443713441 is a deficient number, since it is larger than the sum of its proper divisors (702818366559).

1340443713441 is a wasteful number, since it uses less digits than its factorization.

1340443713441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21286988.

The product of its (nonzero) digits is 193536, while the sum is 39.

The spelling of 1340443713441 in words is "one trillion, three hundred forty billion, four hundred forty-three million, seven hundred thirteen thousand, four hundred forty-one".