27243265609 has 8 divisors (see below), whose sum is σ = 31321600128. Its totient is φ = 23211540960.

The previous prime is 27243265573. The next prime is 27243265639. The reversal of 27243265609 is 90656234272.

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

It is a cyclic number.

It is not a de Polignac number, because 27243265609 - 2¹¹ = 27243263561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27243265639) 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, 11651212 + ... + 11653549.

It is an arithmetic number, because the mean of its divisors is an integer number (3915200016).

Almost surely, 2^27243265609 is an apocalyptic number.

It is an amenable number.

27243265609 is a deficient number, since it is larger than the sum of its proper divisors (4078334519).

27243265609 is a wasteful number, since it uses less digits than its factorization.

27243265609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23304935.

The product of its (nonzero) digits is 1088640, while the sum is 46.

The spelling of 27243265609 in words is "twenty-seven billion, two hundred forty-three million, two hundred sixty-five thousand, six hundred nine".