226521652266 has 96 divisors (see below), whose sum is σ = 620383790208. Its totient is φ = 58127310720.

The previous prime is 226521652177. The next prime is 226521652277. The reversal of 226521652266 is 662256125622.

226521652266 is a `hidden beast` number, since 2 + 2 + 6 + 52 + 16 + 522 + 66 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1808200 + ... + 1929411.

It is an arithmetic number, because the mean of its divisors is an integer number (6462331148).

Almost surely, 2^226521652266 is an apocalyptic number.

226521652266 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

226521652266 is an abundant number, since it is smaller than the sum of its proper divisors (393862137942).

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

226521652266 is a wasteful number, since it uses less digits than its factorization.

226521652266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3737676 (or 3737673 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

Adding to 226521652266 its reverse (662256125622), we get a palindrome (888777777888).

The spelling of 226521652266 in words is "two hundred twenty-six billion, five hundred twenty-one million, six hundred fifty-two thousand, two hundred sixty-six".