226401263461 has 2 divisors, whose sum is σ = 226401263462. Its totient is φ = 226401263460.

The previous prime is 226401263447. The next prime is 226401263471. The reversal of 226401263461 is 164362104622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144837330625 + 81563932836 = 380575^2 + 285594^2 .

It is a cyclic number.

It is not a de Polignac number, because 226401263461 - 2²¹ = 226399166309 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 226401263461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226401263471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113200631730 + 113200631731.

It is an arithmetic number, because the mean of its divisors is an integer number (113200631731).

Almost surely, 2^226401263461 is an apocalyptic number.

It is an amenable number.

226401263461 is a deficient number, since it is larger than the sum of its proper divisors (1).

226401263461 is an equidigital number, since it uses as much as digits as its factorization.

226401263461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 226401263461 in words is "two hundred twenty-six billion, four hundred one million, two hundred sixty-three thousand, four hundred sixty-one".