27306449672 has 8 divisors (see below), whose sum is σ = 51199593150. Its totient is φ = 13653224832.

The previous prime is 27306449663. The next prime is 27306449707. The reversal of 27306449672 is 27694460372.

It can be written as a sum of positive squares in only one way, i.e., 25848279076 + 1458170596 = 160774^2 + 38186^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 27306449672.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1706653097 + ... + 1706653112.

Almost surely, 2^27306449672 is an apocalyptic number.

It is an amenable number.

27306449672 is a deficient number, since it is larger than the sum of its proper divisors (23893143478).

27306449672 is a wasteful number, since it uses less digits than its factorization.

27306449672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3413306215 (or 3413306211 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 50.

The spelling of 27306449672 in words is "twenty-seven billion, three hundred six million, four hundred forty-nine thousand, six hundred seventy-two".