226521704061 has 8 divisors (see below), whose sum is σ = 335587709760. Its totient is φ = 151014469356.

The previous prime is 226521704041. The next prime is 226521704117. The reversal of 226521704061 is 160407125622.

It is a happy number.

226521704061 is a `hidden beast` number, since 2 + 2 + 6 + 521 + 70 + 4 + 0 + 61 = 666.

It is not a de Polignac number, because 226521704061 - 2⁹ = 226521703549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226521704041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4194846345 + ... + 4194846398.

It is an arithmetic number, because the mean of its divisors is an integer number (41948463720).

Almost surely, 2^226521704061 is an apocalyptic number.

It is an amenable number.

226521704061 is a deficient number, since it is larger than the sum of its proper divisors (109066005699).

226521704061 is an equidigital number, since it uses as much as digits as its factorization.

226521704061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8389692752 (or 8389692746 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

Adding to 226521704061 its reverse (160407125622), we get a palindrome (386928829683).

The spelling of 226521704061 in words is "two hundred twenty-six billion, five hundred twenty-one million, seven hundred four thousand, sixty-one".