27670163343 has 4 divisors (see below), whose sum is σ = 36893551128. Its totient is φ = 18446775560.

The previous prime is 27670163341. The next prime is 27670163347. The reversal of 27670163343 is 34336107672.

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 27670163343 - 2¹ = 27670163341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27670163295 and 27670163304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27670163341) 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, 4611693888 + ... + 4611693893.

It is an arithmetic number, because the mean of its divisors is an integer number (9223387782).

Almost surely, 2^27670163343 is an apocalyptic number.

27670163343 is a deficient number, since it is larger than the sum of its proper divisors (9223387785).

27670163343 is an equidigital number, since it uses as much as digits as its factorization.

27670163343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9223387784.

The product of its (nonzero) digits is 381024, while the sum is 42.

The spelling of 27670163343 in words is "twenty-seven billion, six hundred seventy million, one hundred sixty-three thousand, three hundred forty-three".