27657112242331 has 16 divisors (see below), whose sum is σ = 33370441237728. Its totient is φ = 22581501580800.

The previous prime is 27657112242329. The next prime is 27657112242349. The reversal of 27657112242331 is 13324221175672.

It is a cyclic number.

It is not a de Polignac number, because 27657112242331 - 2¹ = 27657112242329 is a prime.

It is a super-2 number, since 2×27657112242331² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27657112242311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2613594430 + ... + 2613605011.

It is an arithmetic number, because the mean of its divisors is an integer number (2085652577358).

Almost surely, 2^{27657112242331} is an apocalyptic number.

27657112242331 is a deficient number, since it is larger than the sum of its proper divisors (5713328995397).

27657112242331 is a wasteful number, since it uses less digits than its factorization.

27657112242331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5227199502.

The product of its digits is 846720, while the sum is 46.

The spelling of 27657112242331 in words is "twenty-seven trillion, six hundred fifty-seven billion, one hundred twelve million, two hundred forty-two thousand, three hundred thirty-one".