27312124317 has 16 divisors (see below), whose sum is σ = 36699210240. Its totient is φ = 18066711600.

The previous prime is 27312124303. The next prime is 27312124331. The reversal of 27312124317 is 71342121372.

It is an interprime number because it is at equal distance from previous prime (27312124303) and next prime (27312124331).

It is not a de Polignac number, because 27312124317 - 2⁶ = 27312124253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27312124717) 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, 745642 + ... + 781412.

It is an arithmetic number, because the mean of its divisors is an integer number (2293700640).

Almost surely, 2^27312124317 is an apocalyptic number.

It is an amenable number.

27312124317 is a deficient number, since it is larger than the sum of its proper divisors (9387085923).

27312124317 is a wasteful number, since it uses less digits than its factorization.

27312124317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37744.

The product of its digits is 14112, while the sum is 33.

Adding to 27312124317 its reverse (71342121372), we get a palindrome (98654245689).

The spelling of 27312124317 in words is "twenty-seven billion, three hundred twelve million, one hundred twenty-four thousand, three hundred seventeen".