684286310606 has 64 divisors (see below), whose sum is σ = 1141922396160. Its totient is φ = 305884508160.

The previous prime is 684286310597. The next prime is 684286310641. The reversal of 684286310606 is 606013682486.

It is a happy number.

It is a super-2 number, since 2×684286310606² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203594366 + ... + 203597726.

It is an arithmetic number, because the mean of its divisors is an integer number (17842537440).

Almost surely, 2^684286310606 is an apocalyptic number.

684286310606 is a deficient number, since it is larger than the sum of its proper divisors (457636085554).

684286310606 is a wasteful number, since it uses less digits than its factorization.

684286310606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5129.

The product of its (nonzero) digits is 1990656, while the sum is 50.

Adding to 684286310606 its sum of digits (50), we get a square (684286310656 = 827216²).

The spelling of 684286310606 in words is "six hundred eighty-four billion, two hundred eighty-six million, three hundred ten thousand, six hundred six".