223695735643 has 2 divisors, whose sum is σ = 223695735644. Its totient is φ = 223695735642.

The previous prime is 223695735631. The next prime is 223695735743. The reversal of 223695735643 is 346537596322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223695735643 - 2¹⁷ = 223695604571 is a prime.

It is not a weakly prime, because it can be changed into another prime (223695735143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111847867821 + 111847867822.

It is an arithmetic number, because the mean of its divisors is an integer number (111847867822).

Almost surely, 2^223695735643 is an apocalyptic number.

223695735643 is a deficient number, since it is larger than the sum of its proper divisors (1).

223695735643 is an equidigital number, since it uses as much as digits as its factorization.

223695735643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24494400, while the sum is 55.

The spelling of 223695735643 in words is "two hundred twenty-three billion, six hundred ninety-five million, seven hundred thirty-five thousand, six hundred forty-three".