27130988866560 has 88 divisors (see below), whose sum is σ = 86776772252016. Its totient is φ = 7234930360320.

The previous prime is 27130988866523. The next prime is 27130988866567. The reversal of 27130988866560 is 6566888903172.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (27130988866567) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 883154851 + ... + 883185570.

It is an arithmetic number, because the mean of its divisors is an integer number (986099684682).

Almost surely, 2^{27130988866560} is an apocalyptic number.

27130988866560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27130988866560 is an abundant number, since it is smaller than the sum of its proper divisors (59645783385456).

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

27130988866560 is a wasteful number, since it uses less digits than its factorization.

27130988866560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766340449 (or 1766340431 counting only the distinct ones).

The product of its (nonzero) digits is 209018880, while the sum is 69.

The spelling of 27130988866560 in words is "twenty-seven trillion, one hundred thirty billion, nine hundred eighty-eight million, eight hundred sixty-six thousand, five hundred sixty".