226347631505543 has 2 divisors, whose sum is σ = 226347631505544. Its totient is φ = 226347631505542.

The previous prime is 226347631505539. The next prime is 226347631505579. The reversal of 226347631505543 is 345505136743622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226347631505543 - 2² = 226347631505539 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226347631555543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113173815752771 + 113173815752772.

It is an arithmetic number, because the mean of its divisors is an integer number (113173815752772).

Almost surely, 2^{226347631505543} is an apocalyptic number.

226347631505543 is a deficient number, since it is larger than the sum of its proper divisors (1).

226347631505543 is an equidigital number, since it uses as much as digits as its factorization.

226347631505543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432000, while the sum is 56.

The spelling of 226347631505543 in words is "two hundred twenty-six trillion, three hundred forty-seven billion, six hundred thirty-one million, five hundred five thousand, five hundred forty-three".