6827223643 has 2 divisors, whose sum is σ = 6827223644. Its totient is φ = 6827223642.

The previous prime is 6827223631. The next prime is 6827223671. The reversal of 6827223643 is 3463227286.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6827223643 - 2⁹ = 6827223131 is a prime.

It is a super-2 number, since 2×6827223643² = 93221965343076382898, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6827223643.

It is not a weakly prime, because it can be changed into another prime (6827223043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3413611821 + 3413611822.

It is an arithmetic number, because the mean of its divisors is an integer number (3413611822).

Almost surely, 2^6827223643 is an apocalyptic number.

6827223643 is a deficient number, since it is larger than the sum of its proper divisors (1).

6827223643 is an equidigital number, since it uses as much as digits as its factorization.

6827223643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 43.

The square root of 6827223643 is about 82627.0152129435. The cubic root of 6827223643 is about 1897.0613522779.

The spelling of 6827223643 in words is "six billion, eight hundred twenty-seven million, two hundred twenty-three thousand, six hundred forty-three".