27136666701 has 12 divisors (see below), whose sum is σ = 39203878428. Its totient is φ = 18088124544.

The previous prime is 27136666681. The next prime is 27136666703. The reversal of 27136666701 is 10766663172.

It can be written as a sum of positive squares in 2 ways, for example, as 25457798025 + 1678868676 = 159555^2 + 40974^2 .

It is not a de Polignac number, because 27136666701 - 2⁷ = 27136666573 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27136666703) 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 11 ways as a sum of consecutive naturals, for example, 190620 + ... + 301013.

It is an arithmetic number, because the mean of its divisors is an integer number (3266989869).

Almost surely, 2^27136666701 is an apocalyptic number.

It is an amenable number.

27136666701 is a deficient number, since it is larger than the sum of its proper divisors (12067211727).

27136666701 is a wasteful number, since it uses less digits than its factorization.

27136666701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497772 (or 497769 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The spelling of 27136666701 in words is "twenty-seven billion, one hundred thirty-six million, six hundred sixty-six thousand, seven hundred one".