1340540017366 has 8 divisors (see below), whose sum is σ = 2193610937544. Its totient is φ = 609336371520.

The previous prime is 1340540017357. The next prime is 1340540017367. The reversal of 1340540017366 is 6637100450431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340540017367) 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, 30466818555 + ... + 30466818598.

It is an arithmetic number, because the mean of its divisors is an integer number (274201367193).

Almost surely, 2^{1340540017366} is an apocalyptic number.

1340540017366 is a deficient number, since it is larger than the sum of its proper divisors (853070920178).

1340540017366 is a wasteful number, since it uses less digits than its factorization.

1340540017366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60933637166.

The product of its (nonzero) digits is 181440, while the sum is 40.

Adding to 1340540017366 its reverse (6637100450431), we get a palindrome (7977640467797).

The spelling of 1340540017366 in words is "one trillion, three hundred forty billion, five hundred forty million, seventeen thousand, three hundred sixty-six".