340666511208 has 32 divisors (see below), whose sum is σ = 851728869600. Its totient is φ = 113547158208.

The previous prime is 340666511173. The next prime is 340666511249. The reversal of 340666511208 is 802115666043.

It is a self number, because there is not a number n which added to its sum of digits gives 340666511208.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183766 + ... + 845637.

It is an arithmetic number, because the mean of its divisors is an integer number (26616527175).

Almost surely, 2^340666511208 is an apocalyptic number.

It is an amenable number.

340666511208 is an abundant number, since it is smaller than the sum of its proper divisors (511062358392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340666511208 is a wasteful number, since it uses less digits than its factorization.

340666511208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043201 (or 1043197 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 340666511208 in words is "three hundred forty billion, six hundred sixty-six million, five hundred eleven thousand, two hundred eight".