27152122977 has 48 divisors (see below), whose sum is σ = 45123886080. Its totient is φ = 15411517056.

The previous prime is 27152122969. The next prime is 27152122979. The reversal of 27152122977 is 77922125172.

It is not a de Polignac number, because 27152122977 - 2³ = 27152122969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27152122979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7149043 + ... + 7152839.

It is an arithmetic number, because the mean of its divisors is an integer number (940080960).

Almost surely, 2^27152122977 is an apocalyptic number.

It is an amenable number.

27152122977 is a deficient number, since it is larger than the sum of its proper divisors (17971763103).

27152122977 is a wasteful number, since it uses less digits than its factorization.

27152122977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4542 (or 4539 counting only the distinct ones).

The product of its digits is 246960, while the sum is 45.

The spelling of 27152122977 in words is "twenty-seven billion, one hundred fifty-two million, one hundred twenty-two thousand, nine hundred seventy-seven".