27137562713 has 4 divisors (see below), whose sum is σ = 28317456768. Its totient is φ = 25957668660.

The previous prime is 27137562709. The next prime is 27137562733. The reversal of 27137562713 is 31726573172.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 27137562713 - 2² = 27137562709 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27137562733) 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, 589946993 + ... + 589947038.

It is an arithmetic number, because the mean of its divisors is an integer number (7079364192).

Almost surely, 2^27137562713 is an apocalyptic number.

27137562713 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

27137562713 is a deficient number, since it is larger than the sum of its proper divisors (1179894055).

27137562713 is a wasteful number, since it uses less digits than its factorization.

27137562713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179894054.

The product of its digits is 370440, while the sum is 44.

The spelling of 27137562713 in words is "twenty-seven billion, one hundred thirty-seven million, five hundred sixty-two thousand, seven hundred thirteen".