27683776138606 has 32 divisors (see below), whose sum is σ = 50262841923840. Its totient is φ = 11163609902976.

The previous prime is 27683776138591. The next prime is 27683776138639. The reversal of 27683776138606 is 60683167738672.

It is a super-2 number, since 2×27683776138606² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14490700 + ... + 16289503.

It is an arithmetic number, because the mean of its divisors is an integer number (1570713810120).

Almost surely, 2^{27683776138606} is an apocalyptic number.

27683776138606 is a deficient number, since it is larger than the sum of its proper divisors (22579065785234).

27683776138606 is a wasteful number, since it uses less digits than its factorization.

27683776138606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30784008.

The product of its (nonzero) digits is 512096256, while the sum is 70.

The spelling of 27683776138606 in words is "twenty-seven trillion, six hundred eighty-three billion, seven hundred seventy-six million, one hundred thirty-eight thousand, six hundred six".