27034864221 has 8 divisors (see below), whose sum is σ = 36047477920. Its totient is φ = 18022746672.

The previous prime is 27034864187. The next prime is 27034864247. The reversal of 27034864221 is 12246843072.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 27034864221 - 2¹⁴ = 27034847837 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27034864221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27034864421) 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, 30675 + ... + 234543.

It is an arithmetic number, because the mean of its divisors is an integer number (4505934740).

Almost surely, 2^27034864221 is an apocalyptic number.

It is an amenable number.

27034864221 is a deficient number, since it is larger than the sum of its proper divisors (9012613699).

27034864221 is a wasteful number, since it uses less digits than its factorization.

27034864221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248075.

The product of its (nonzero) digits is 129024, while the sum is 39.

The spelling of 27034864221 in words is "twenty-seven billion, thirty-four million, eight hundred sixty-four thousand, two hundred twenty-one".