27220982668423 has 8 divisors (see below), whose sum is σ = 27800260353792. Its totient is φ = 26641709476536.

The previous prime is 27220982668393. The next prime is 27220982668433. The reversal of 27220982668423 is 32486628902272.

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

It is a cyclic number.

It is not a de Polignac number, because 27220982668423 - 2²⁹ = 27220445797511 is a prime.

It is a super-2 number, since 2×27220982668423² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27220982668433) by changing a digit.

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, 12987336 + ... + 14936962.

It is an arithmetic number, because the mean of its divisors is an integer number (3475032544224).

Almost surely, 2^{27220982668423} is an apocalyptic number.

27220982668423 is a deficient number, since it is larger than the sum of its proper divisors (579277685369).

27220982668423 is a wasteful number, since it uses less digits than its factorization.

27220982668423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2246741.

The product of its (nonzero) digits is 55738368, while the sum is 61.

The spelling of 27220982668423 in words is "twenty-seven trillion, two hundred twenty billion, nine hundred eighty-two million, six hundred sixty-eight thousand, four hundred twenty-three".