27115025515556 has 24 divisors (see below), whose sum is σ = 51876852311424. Its totient is φ = 12298391693280.

The previous prime is 27115025515499. The next prime is 27115025515637. The reversal of 27115025515556 is 65551552051172.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 665477015 + ... + 665517758.

It is an arithmetic number, because the mean of its divisors is an integer number (2161535512976).

Almost surely, 2^{27115025515556} is an apocalyptic number.

It is an amenable number.

27115025515556 is a deficient number, since it is larger than the sum of its proper divisors (24761826795868).

27115025515556 is a wasteful number, since it uses less digits than its factorization.

27115025515556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330995251 (or 1330995249 counting only the distinct ones).

The product of its (nonzero) digits is 2625000, while the sum is 50.

The spelling of 27115025515556 in words is "twenty-seven trillion, one hundred fifteen billion, twenty-five million, five hundred fifteen thousand, five hundred fifty-six".