27564140603128 has 16 divisors (see below), whose sum is σ = 51683310533880. Its totient is φ = 13781924460768.

The previous prime is 27564140603119. The next prime is 27564140603171. The reversal of 27564140603128 is 82130604146572.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 17424751 + ... + 18940702.

Almost surely, 2^{27564140603128} is an apocalyptic number.

It is an amenable number.

27564140603128 is a deficient number, since it is larger than the sum of its proper divisors (24119169930752).

27564140603128 is a wasteful number, since it uses less digits than its factorization.

27564140603128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36460206 (or 36460202 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 49.

The spelling of 27564140603128 in words is "twenty-seven trillion, five hundred sixty-four billion, one hundred forty million, six hundred three thousand, one hundred twenty-eight".