27115364412531 has 12 divisors (see below), whose sum is σ = 39312238371120. Its totient is φ = 18009709199280.

The previous prime is 27115364412481. The next prime is 27115364412533. The reversal of 27115364412531 is 13521446351172.

27115364412531 is a `hidden beast` number, since 2 + 7 + 1 + 1 + 53 + 64 + 4 + 1 + 2 + 531 = 666.

It is not a de Polignac number, because 27115364412531 - 2¹³ = 27115364404339 is a prime.

It is a super-2 number, since 2×27115364412531² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27115364412533) 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 11 ways as a sum of consecutive naturals, for example, 5600031535 + ... + 5600036376.

It is an arithmetic number, because the mean of its divisors is an integer number (3276019864260).

Almost surely, 2^{27115364412531} is an apocalyptic number.

27115364412531 is a deficient number, since it is larger than the sum of its proper divisors (12196873958589).

27115364412531 is a wasteful number, since it uses less digits than its factorization.

27115364412531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11200068186 (or 11200068183 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The spelling of 27115364412531 in words is "twenty-seven trillion, one hundred fifteen billion, three hundred sixty-four million, four hundred twelve thousand, five hundred thirty-one".