23217332863 has 4 divisors (see below), whose sum is σ = 23220605880. Its totient is φ = 23214059848.

The previous prime is 23217332861. The next prime is 23217332869. The reversal of 23217332863 is 36823371232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23217332863 - 2¹ = 23217332861 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 (23217332861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1625845 + ... + 1640062.

It is an arithmetic number, because the mean of its divisors is an integer number (5805151470).

Almost surely, 2^23217332863 is an apocalyptic number.

23217332863 is a deficient number, since it is larger than the sum of its proper divisors (3273017).

23217332863 is an equidigital number, since it uses as much as digits as its factorization.

23217332863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3273016.

The product of its digits is 217728, while the sum is 40.

The spelling of 23217332863 in words is "twenty-three billion, two hundred seventeen million, three hundred thirty-two thousand, eight hundred sixty-three".