27058233681 has 16 divisors (see below), whose sum is σ = 41169686400. Its totient is φ = 17551286064.

The previous prime is 27058233649. The next prime is 27058233749. The reversal of 27058233681 is 18633285072.

27058233681 is a `hidden beast` number, since 2 + 7 + 0 + 582 + 3 + 3 + 68 + 1 = 666.

It is not a de Polignac number, because 27058233681 - 2⁵ = 27058233649 is a prime.

It is a super-2 number, since 2×27058233681² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27058233641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13541661 + ... + 13543658.

It is an arithmetic number, because the mean of its divisors is an integer number (2573105400).

Almost surely, 2^27058233681 is an apocalyptic number.

It is an amenable number.

27058233681 is a deficient number, since it is larger than the sum of its proper divisors (14111452719).

27058233681 is a wasteful number, since it uses less digits than its factorization.

27058233681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27085365 (or 27085359 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 27058233681 in words is "twenty-seven billion, fifty-eight million, two hundred thirty-three thousand, six hundred eighty-one".