27365891904136 has 8 divisors (see below), whose sum is σ = 51311047320270. Its totient is φ = 13682945952064.

The previous prime is 27365891904103. The next prime is 27365891904167. The reversal of 27365891904136 is 63140919856372.

It can be written as a sum of positive squares in only one way, i.e., 24958956859236 + 2406935044900 = 4995894^2 + 1551430^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710368244001 + ... + 1710368244016.

It is a 1-persistent number, because it is pandigital, but 2⋅27365891904136 = 54731783808272 is not.

Almost surely, 2^{27365891904136} is an apocalyptic number.

It is an amenable number.

27365891904136 is a deficient number, since it is larger than the sum of its proper divisors (23945155416134).

27365891904136 is a wasteful number, since it uses less digits than its factorization.

27365891904136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3420736488023 (or 3420736488019 counting only the distinct ones).

The product of its (nonzero) digits is 58786560, while the sum is 64.

The spelling of 27365891904136 in words is "twenty-seven trillion, three hundred sixty-five billion, eight hundred ninety-one million, nine hundred four thousand, one hundred thirty-six".