268221202606 has 48 divisors (see below), whose sum is σ = 478281900096. Its totient is φ = 112434270144.

The previous prime is 268221202597. The next prime is 268221202609. The reversal of 268221202606 is 606202122862.

It is a happy number.

It is a super-2 number, since 2×268221202606² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268221202609) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7522236 + ... + 7557808.

It is an arithmetic number, because the mean of its divisors is an integer number (9964206252).

Almost surely, 2^268221202606 is an apocalyptic number.

268221202606 is a deficient number, since it is larger than the sum of its proper divisors (210060697490).

268221202606 is a wasteful number, since it uses less digits than its factorization.

268221202606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37273 (or 37266 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The spelling of 268221202606 in words is "two hundred sixty-eight billion, two hundred twenty-one million, two hundred two thousand, six hundred six".