27719656382916 has 63 divisors (see below), whose sum is σ = 72731572785151. Its totient is φ = 9239790691944.

The previous prime is 27719656382893. The next prime is 27719656382923. The reversal of 27719656382916 is 61928365691772.

The square root of 27719656382916 is 5264946.

It is a perfect power (a square), and thus also a powerful number.

27719656382916 is a `hidden beast` number, since 2 + 7 + 7 + 196 + 56 + 382 + 9 + 1 + 6 = 666.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 284258335 + ... + 284355833.

Almost surely, 2^{27719656382916} is an apocalyptic number.

27719656382916 is the 5264946-th square number.

It is an amenable number.

27719656382916 is an abundant number, since it is smaller than the sum of its proper divisors (45011916402235).

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

27719656382916 is an frugal number, since it uses more digits than its factorization.

27719656382916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195020 (or 97504 counting only the distinct ones).

The product of its digits is 411505920, while the sum is 72.

The spelling of 27719656382916 in words is "twenty-seven trillion, seven hundred nineteen billion, six hundred fifty-six million, three hundred eighty-two thousand, nine hundred sixteen".