27667661596 has 12 divisors (see below), whose sum is σ = 48743364600. Its totient is φ = 13740986000.

The previous prime is 27667661557. The next prime is 27667661611. The reversal of 27667661596 is 69516676672.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23210530 + ... + 23211721.

It is an arithmetic number, because the mean of its divisors is an integer number (4061947050).

Almost surely, 2^27667661596 is an apocalyptic number.

It is an amenable number.

27667661596 is a deficient number, since it is larger than the sum of its proper divisors (21075703004).

27667661596 is a wasteful number, since it uses less digits than its factorization.

27667661596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46422404 (or 46422402 counting only the distinct ones).

The product of its digits is 34292160, while the sum is 61.

The spelling of 27667661596 in words is "twenty-seven billion, six hundred sixty-seven million, six hundred sixty-one thousand, five hundred ninety-six".