27636041738 has 48 divisors (see below), whose sum is σ = 44553176064. Its totient is φ = 12853436160.

The previous prime is 27636041731. The next prime is 27636041777. The reversal of 27636041738 is 83714063672.

It is a junction number, because it is equal to n+sod(n) for n = 27636041692 and 27636041701.

It is not an unprimeable number, because it can be changed into a prime (27636041731) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19098131 + ... + 19099577.

It is an arithmetic number, because the mean of its divisors is an integer number (928191168).

Almost surely, 2^27636041738 is an apocalyptic number.

27636041738 is a deficient number, since it is larger than the sum of its proper divisors (16917134326).

27636041738 is a wasteful number, since it uses less digits than its factorization.

27636041738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1847 (or 1830 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 47.

The spelling of 27636041738 in words is "twenty-seven billion, six hundred thirty-six million, forty-one thousand, seven hundred thirty-eight".