340204218064663 has 8 divisors (see below), whose sum is σ = 341698304901600. Its totient is φ = 338710204957728.

The previous prime is 340204218064649. The next prime is 340204218064687. The reversal of 340204218064663 is 366460812402043.

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

It is a cyclic number.

It is not a de Polignac number, because 340204218064663 - 2²⁹ = 340203681193751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340204218061663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9173668 + ... + 27650761.

It is an arithmetic number, because the mean of its divisors is an integer number (42712288112700).

Almost surely, 2^{340204218064663} is an apocalyptic number.

340204218064663 is a deficient number, since it is larger than the sum of its proper divisors (1494086836937).

340204218064663 is a wasteful number, since it uses less digits than its factorization.

340204218064663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36865001.

The product of its (nonzero) digits is 3981312, while the sum is 49.

The spelling of 340204218064663 in words is "three hundred forty trillion, two hundred four billion, two hundred eighteen million, sixty-four thousand, six hundred sixty-three".