27667416043 has 4 divisors (see below), whose sum is σ = 27765181048. Its totient is φ = 27569651040.

The previous prime is 27667416031. The next prime is 27667416047. The reversal of 27667416043 is 34061476672.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 27667416043 - 2¹⁷ = 27667284971 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27667415984 and 27667416002.

It is not an unprimeable number, because it can be changed into a prime (27667416047) 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 3 ways as a sum of consecutive naturals, for example, 48882078 + ... + 48882643.

It is an arithmetic number, because the mean of its divisors is an integer number (6941295262).

Almost surely, 2^27667416043 is an apocalyptic number.

27667416043 is a deficient number, since it is larger than the sum of its proper divisors (97765005).

27667416043 is an equidigital number, since it uses as much as digits as its factorization.

27667416043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97765004.

The product of its (nonzero) digits is 1016064, while the sum is 46.

The spelling of 27667416043 in words is "twenty-seven billion, six hundred sixty-seven million, four hundred sixteen thousand, forty-three".