27160264531 has 4 divisors (see below), whose sum is σ = 27162021064. Its totient is φ = 27158508000.

The previous prime is 27160264471. The next prime is 27160264589. The reversal of 27160264531 is 13546206172.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 27160264531 - 2¹³ = 27160256339 is a prime.

It is a super-2 number, since 2×27160264531² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27160264631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 854865 + ... + 886066.

It is an arithmetic number, because the mean of its divisors is an integer number (6790505266).

Almost surely, 2^27160264531 is an apocalyptic number.

27160264531 is a deficient number, since it is larger than the sum of its proper divisors (1756533).

27160264531 is a wasteful number, since it uses less digits than its factorization.

27160264531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1756532.

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 27160264531 in words is "twenty-seven billion, one hundred sixty million, two hundred sixty-four thousand, five hundred thirty-one".