23223859539 has 4 divisors (see below), whose sum is σ = 30965146056. Its totient is φ = 15482573024.

The previous prime is 23223859531. The next prime is 23223859567. The reversal of 23223859539 is 93595832232.

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 23223859539 - 2³ = 23223859531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23223859491 and 23223859500.

It is not an unprimeable number, because it can be changed into a prime (23223859531) 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, 3870643254 + ... + 3870643259.

It is an arithmetic number, because the mean of its divisors is an integer number (7741286514).

Almost surely, 2^23223859539 is an apocalyptic number.

23223859539 is a deficient number, since it is larger than the sum of its proper divisors (7741286517).

23223859539 is an equidigital number, since it uses as much as digits as its factorization.

23223859539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7741286516.

The product of its digits is 3499200, while the sum is 51.

The spelling of 23223859539 in words is "twenty-three billion, two hundred twenty-three million, eight hundred fifty-nine thousand, five hundred thirty-nine".