27412797231 has 12 divisors (see below), whose sum is σ = 39603610800. Its totient is φ = 18271806720.

The previous prime is 27412797187. The next prime is 27412797233. The reversal of 27412797231 is 13279721472.

It is not a de Polignac number, because 27412797231 - 2¹¹ = 27412795183 is a prime.

It is a super-2 number, since 2×27412797231² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27412797233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 230931 + ... + 328868.

It is an arithmetic number, because the mean of its divisors is an integer number (3300300900).

Almost surely, 2^27412797231 is an apocalyptic number.

27412797231 is a deficient number, since it is larger than the sum of its proper divisors (12190813569).

27412797231 is a wasteful number, since it uses less digits than its factorization.

27412797231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565246 (or 565243 counting only the distinct ones).

The product of its digits is 296352, while the sum is 45.

It can be divided in two parts, 2741 and 2797231, that added together give a palindrome (2799972).

The spelling of 27412797231 in words is "twenty-seven billion, four hundred twelve million, seven hundred ninety-seven thousand, two hundred thirty-one".