27323616233 has 4 divisors (see below), whose sum is σ = 27324290388. Its totient is φ = 27322942080.

The previous prime is 27323616209. The next prime is 27323616247. The reversal of 27323616233 is 33261632372.

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 14470405849 + 12853210384 = 120293^2 + 113372^2 .

It is a cyclic number.

It is not a de Polignac number, because 27323616233 - 2¹² = 27323612137 is a prime.

It is a super-2 number, since 2×27323616233² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27323616253) 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, 272108 + ... + 358733.

It is an arithmetic number, because the mean of its divisors is an integer number (6831072597).

Almost surely, 2^27323616233 is an apocalyptic number.

It is an amenable number.

27323616233 is a deficient number, since it is larger than the sum of its proper divisors (674155).

27323616233 is an equidigital number, since it uses as much as digits as its factorization.

27323616233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674154.

The product of its digits is 163296, while the sum is 38.

The spelling of 27323616233 in words is "twenty-seven billion, three hundred twenty-three million, six hundred sixteen thousand, two hundred thirty-three".