27677227146 has 32 divisors (see below), whose sum is σ = 58060506240. Its totient is φ = 8778891264.

The previous prime is 27677227141. The next prime is 27677227157. The reversal of 27677227146 is 64172277672.

It is not an unprimeable number, because it can be changed into a prime (27677227141) by changing a digit.

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, 492951 + ... + 546218.

It is an arithmetic number, because the mean of its divisors is an integer number (1814390820).

Almost surely, 2^27677227146 is an apocalyptic number.

27677227146 is an abundant number, since it is smaller than the sum of its proper divisors (30383279094).

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

27677227146 is a wasteful number, since it uses less digits than its factorization.

27677227146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1039390.

The product of its digits is 2765952, while the sum is 51.

The spelling of 27677227146 in words is "twenty-seven billion, six hundred seventy-seven million, two hundred twenty-seven thousand, one hundred forty-six".