23427338833 has 4 divisors (see below), whose sum is σ = 23869364148. Its totient is φ = 22985313520.

The previous prime is 23427338807. The next prime is 23427338843. The reversal of 23427338833 is 33883372432.

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

It can be written as a sum of positive squares in 2 ways, for example, as 14106787984 + 9320550849 = 118772^2 + 96543^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23427338833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23427338843) 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, 221012578 + ... + 221012683.

It is an arithmetic number, because the mean of its divisors is an integer number (5967341037).

Almost surely, 2^23427338833 is an apocalyptic number.

It is an amenable number.

23427338833 is a deficient number, since it is larger than the sum of its proper divisors (442025315).

23427338833 is an equidigital number, since it uses as much as digits as its factorization.

23427338833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442025314.

The product of its digits is 1741824, while the sum is 46.

The spelling of 23427338833 in words is "twenty-three billion, four hundred twenty-seven million, three hundred thirty-eight thousand, eight hundred thirty-three".