23648723859 has 8 divisors (see below), whose sum is σ = 31586855872. Its totient is φ = 15738203880.

The previous prime is 23648723831. The next prime is 23648723867. The reversal of 23648723859 is 95832784632.

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

It is not a de Polignac number, because 23648723859 - 2⁵ = 23648723827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23648723799 and 23648723808.

It is not an unprimeable number, because it can be changed into a prime (23648723159) 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, 6901009 + ... + 6904434.

It is an arithmetic number, because the mean of its divisors is an integer number (3948356984).

Almost surely, 2^23648723859 is an apocalyptic number.

23648723859 is a deficient number, since it is larger than the sum of its proper divisors (7938132013).

23648723859 is a wasteful number, since it uses less digits than its factorization.

23648723859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13806017.

The product of its digits is 17418240, while the sum is 57.

The spelling of 23648723859 in words is "twenty-three billion, six hundred forty-eight million, seven hundred twenty-three thousand, eight hundred fifty-nine".