27486456612 has 12 divisors (see below), whose sum is σ = 64135065456. Its totient is φ = 9162152200.

The previous prime is 27486456581. The next prime is 27486456623. The reversal of 27486456612 is 21665468472.

It is a tau number, because it is divible by the number of its divisors (12).

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, 1145269014 + ... + 1145269037.

It is an arithmetic number, because the mean of its divisors is an integer number (5344588788).

Almost surely, 2^27486456612 is an apocalyptic number.

It is an amenable number.

27486456612 is an abundant number, since it is smaller than the sum of its proper divisors (36648608844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27486456612 is a wasteful number, since it uses less digits than its factorization.

27486456612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2290538058 (or 2290538056 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 51.

The spelling of 27486456612 in words is "twenty-seven billion, four hundred eighty-six million, four hundred fifty-six thousand, six hundred twelve".