23471433563 has 2 divisors, whose sum is σ = 23471433564. Its totient is φ = 23471433562.

The previous prime is 23471433521. The next prime is 23471433611. The reversal of 23471433563 is 36533417432.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23471433563 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23471433563.

It is not a weakly prime, because it can be changed into another prime (23471433263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11735716781 + 11735716782.

It is an arithmetic number, because the mean of its divisors is an integer number (11735716782).

Almost surely, 2^23471433563 is an apocalyptic number.

23471433563 is a deficient number, since it is larger than the sum of its proper divisors (1).

23471433563 is an equidigital number, since it uses as much as digits as its factorization.

23471433563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 41.

The spelling of 23471433563 in words is "twenty-three billion, four hundred seventy-one million, four hundred thirty-three thousand, five hundred sixty-three".