27775213516 has 12 divisors (see below), whose sum is σ = 48916221088. Its totient is φ = 13799150352.

The previous prime is 27775213493. The next prime is 27775213523. The reversal of 27775213516 is 61531257772.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22113396 + ... + 22114651.

Almost surely, 2^27775213516 is an apocalyptic number.

It is an amenable number.

27775213516 is a deficient number, since it is larger than the sum of its proper divisors (21141007572).

27775213516 is a wasteful number, since it uses less digits than its factorization.

27775213516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44228208 (or 44228206 counting only the distinct ones).

The product of its digits is 617400, while the sum is 46.

The spelling of 27775213516 in words is "twenty-seven billion, seven hundred seventy-five million, two hundred thirteen thousand, five hundred sixteen".