23217861863 has 8 divisors (see below), whose sum is σ = 26778137760. Its totient is φ = 19718445600.

The previous prime is 23217861853. The next prime is 23217861881. The reversal of 23217861863 is 36816871232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23217861863 - 2¹⁴ = 23217845479 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 (23217861853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15214088 + ... + 15215613.

It is an arithmetic number, because the mean of its divisors is an integer number (3347267220).

Almost surely, 2^23217861863 is an apocalyptic number.

23217861863 is a deficient number, since it is larger than the sum of its proper divisors (3560275897).

23217861863 is a wasteful number, since it uses less digits than its factorization.

23217861863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30429817.

The product of its digits is 580608, while the sum is 47.

The spelling of 23217861863 in words is "twenty-three billion, two hundred seventeen million, eight hundred sixty-one thousand, eight hundred sixty-three".