27091794984 has 32 divisors (see below), whose sum is σ = 67745065920. Its totient is φ = 9028521216.

The previous prime is 27091794929. The next prime is 27091795033. The reversal of 27091794984 is 48949719072.

It is an unprimeable number.

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, 21457 + ... + 233760.

It is an arithmetic number, because the mean of its divisors is an integer number (2117033310).

Almost surely, 2^27091794984 is an apocalyptic number.

27091794984 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

27091794984 is an abundant number, since it is smaller than the sum of its proper divisors (40653270936).

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

27091794984 is a wasteful number, since it uses less digits than its factorization.

27091794984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259649 (or 259645 counting only the distinct ones).

The product of its (nonzero) digits is 9144576, while the sum is 60.

The spelling of 27091794984 in words is "twenty-seven billion, ninety-one million, seven hundred ninety-four thousand, nine hundred eighty-four".