340666511063 has 4 divisors (see below), whose sum is σ = 340725121128. Its totient is φ = 340607901000.

The previous prime is 340666511041. The next prime is 340666511077. The reversal of 340666511063 is 360115666043.

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 340666511063 - 2¹⁶ = 340666445527 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 340666511063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340666511863) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 29296313 + ... + 29307938.

It is an arithmetic number, because the mean of its divisors is an integer number (85181280282).

Almost surely, 2^340666511063 is an apocalyptic number.

340666511063 is a deficient number, since it is larger than the sum of its proper divisors (58610065).

340666511063 is an equidigital number, since it uses as much as digits as its factorization.

340666511063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58610064.

The product of its (nonzero) digits is 233280, while the sum is 41.

The spelling of 340666511063 in words is "three hundred forty billion, six hundred sixty-six million, five hundred eleven thousand, sixty-three".