27170787312 has 40 divisors (see below), whose sum is σ = 77990224080. Its totient is φ = 9056928960.

The previous prime is 27170787299. The next prime is 27170787349. The reversal of 27170787312 is 21378707172.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 31447239 + ... + 31448102.

It is an arithmetic number, because the mean of its divisors is an integer number (1949755602).

Almost surely, 2^27170787312 is an apocalyptic number.

It is an amenable number.

27170787312 is an abundant number, since it is smaller than the sum of its proper divisors (50819436768).

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

27170787312 is a wasteful number, since it uses less digits than its factorization.

27170787312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62895358 (or 62895346 counting only the distinct ones).

The product of its (nonzero) digits is 230496, while the sum is 45.

The spelling of 27170787312 in words is "twenty-seven billion, one hundred seventy million, seven hundred eighty-seven thousand, three hundred twelve".