23217332866 has 32 divisors (see below), whose sum is σ = 43379215488. Its totient is φ = 9074211840.

The previous prime is 23217332861. The next prime is 23217332869. The reversal of 23217332866 is 66823371232.

It is not an unprimeable number, because it can be changed into a prime (23217332861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 753375 + ... + 783586.

It is an arithmetic number, because the mean of its divisors is an integer number (1355600484).

Almost surely, 2^23217332866 is an apocalyptic number.

23217332866 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

23217332866 is a deficient number, since it is larger than the sum of its proper divisors (20161882622).

23217332866 is a wasteful number, since it uses less digits than its factorization.

23217332866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1537066.

The product of its digits is 435456, while the sum is 43.

The spelling of 23217332866 in words is "twenty-three billion, two hundred seventeen million, three hundred thirty-two thousand, eight hundred sixty-six".