27121160776 has 16 divisors (see below), whose sum is σ = 50853984300. Its totient is φ = 13560098304.

The previous prime is 27121160761. The next prime is 27121160797. The reversal of 27121160776 is 67706112172.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 24658420900 + 2462739876 = 157030^2 + 49626^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319936 + ... + 395728.

Almost surely, 2^27121160776 is an apocalyptic number.

It is an amenable number.

27121160776 is a deficient number, since it is larger than the sum of its proper divisors (23732823524).

27121160776 is a wasteful number, since it uses less digits than its factorization.

27121160776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120528 (or 120524 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 40.

The spelling of 27121160776 in words is "twenty-seven billion, one hundred twenty-one million, one hundred sixty thousand, seven hundred seventy-six".