679270642266 has 8 divisors (see below), whose sum is σ = 1358541284544. Its totient is φ = 226423547420.

The previous prime is 679270642079. The next prime is 679270642291. The reversal of 679270642266 is 662246072976.

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

679270642266 is an admirable number.

It is a super-2 number, since 2×679270642266² (a number of 24 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 56605886850 + ... + 56605886861.

It is an arithmetic number, because the mean of its divisors is an integer number (169817660568).

Almost surely, 2^679270642266 is an apocalyptic number.

679270642266 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

679270642266 is a wasteful number, since it uses less digits than its factorization.

679270642266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113211773716.

The product of its (nonzero) digits is 18289152, while the sum is 57.

The spelling of 679270642266 in words is "six hundred seventy-nine billion, two hundred seventy million, six hundred forty-two thousand, two hundred sixty-six".