27212045064 has 16 divisors (see below), whose sum is σ = 68030112720. Its totient is φ = 9070681680.

The previous prime is 27212044997. The next prime is 27212045087. The reversal of 27212045064 is 46054021272.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 566917582 + ... + 566917629.

It is an arithmetic number, because the mean of its divisors is an integer number (4251882045).

Almost surely, 2^27212045064 is an apocalyptic number.

27212045064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

27212045064 is an abundant number, since it is smaller than the sum of its proper divisors (40818067656).

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

27212045064 is a wasteful number, since it uses less digits than its factorization.

27212045064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133835220 (or 1133835216 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 33.

The spelling of 27212045064 in words is "twenty-seven billion, two hundred twelve million, forty-five thousand, sixty-four".