27726273216 has 112 divisors (see below), whose sum is σ = 86304912480. Its totient is φ = 8698429440.

The previous prime is 27726273187. The next prime is 27726273221. The reversal of 27726273216 is 61237262772.

27726273216 is a `hidden beast` number, since 2 + 7 + 7 + 2 + 627 + 3 + 2 + 16 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 442545 + ... + 501296.

Almost surely, 2^27726273216 is an apocalyptic number.

It is an amenable number.

27726273216 is an abundant number, since it is smaller than the sum of its proper divisors (58578639264).

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

27726273216 is a wasteful number, since it uses less digits than its factorization.

27726273216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943879 (or 943863 counting only the distinct ones).

The product of its digits is 592704, while the sum is 45.

The spelling of 27726273216 in words is "twenty-seven billion, seven hundred twenty-six million, two hundred seventy-three thousand, two hundred sixteen".