226041313751261 has 32 divisors (see below), whose sum is σ = 241842451304160. Its totient is φ = 211005466214400.

The previous prime is 226041313751219. The next prime is 226041313751263. The reversal of 226041313751261 is 162157313140622.

It can be written as a sum of positive squares in 16 ways, for example, as 72455335684900 + 153585978066361 = 8512070^2 + 12392981^2 .

It is a cyclic number.

It is not a de Polignac number, because 226041313751261 - 2²² = 226041309556957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226041313751263) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6112541 + ... + 22123421.

It is an arithmetic number, because the mean of its divisors is an integer number (7557576603255).

Almost surely, 2^{226041313751261} is an apocalyptic number.

It is an amenable number.

226041313751261 is a deficient number, since it is larger than the sum of its proper divisors (15801137552899).

226041313751261 is a wasteful number, since it uses less digits than its factorization.

226041313751261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16011137.

The product of its (nonzero) digits is 362880, while the sum is 44.

Adding to 226041313751261 its reverse (162157313140622), we get a palindrome (388198626891883).

The spelling of 226041313751261 in words is "two hundred twenty-six trillion, forty-one billion, three hundred thirteen million, seven hundred fifty-one thousand, two hundred sixty-one".