340361456665 has 8 divisors (see below), whose sum is σ = 408882089088. Its totient is φ = 271990271280.

The previous prime is 340361456641. The next prime is 340361456683. The reversal of 340361456665 is 566654163043.

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

It is a de Polignac number, because none of the positive numbers 2^k-340361456665 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37356747 + ... + 37365856.

It is an arithmetic number, because the mean of its divisors is an integer number (51110261136).

Almost surely, 2^340361456665 is an apocalyptic number.

It is an amenable number.

340361456665 is a deficient number, since it is larger than the sum of its proper divisors (68520632423).

340361456665 is an equidigital number, since it uses as much as digits as its factorization.

340361456665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74723519.

The product of its (nonzero) digits is 4665600, while the sum is 49.

The spelling of 340361456665 in words is "three hundred forty billion, three hundred sixty-one million, four hundred fifty-six thousand, six hundred sixty-five".