680226511209 has 8 divisors (see below), whose sum is σ = 1036535636160. Its totient is φ = 388700863536.

The previous prime is 680226511201. The next prime is 680226511229. The reversal of 680226511209 is 902115622086.

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

It is not a de Polignac number, because 680226511209 - 2³ = 680226511201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (680226511201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16195869294 + ... + 16195869335.

It is an arithmetic number, because the mean of its divisors is an integer number (129566954520).

Almost surely, 2^680226511209 is an apocalyptic number.

It is an amenable number.

680226511209 is a deficient number, since it is larger than the sum of its proper divisors (356309124951).

680226511209 is a wasteful number, since it uses less digits than its factorization.

680226511209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32391738639.

The product of its (nonzero) digits is 103680, while the sum is 42.

The spelling of 680226511209 in words is "six hundred eighty billion, two hundred twenty-six million, five hundred eleven thousand, two hundred nine".