28286055671 has 2 divisors, whose sum is σ = 28286055672. Its totient is φ = 28286055670.

The previous prime is 28286055653. The next prime is 28286055689. The reversal of 28286055671 is 17655068282.

It is a balanced prime because it is at equal distance from previous prime (28286055653) and next prime (28286055689).

It is a cyclic number.

It is not a de Polignac number, because 28286055671 - 2¹⁸ = 28285793527 is a prime.

It is a super-2 number, since 2×28286055671² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28286055601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14143027835 + 14143027836.

It is an arithmetic number, because the mean of its divisors is an integer number (14143027836).

Almost surely, 2^28286055671 is an apocalyptic number.

28286055671 is a deficient number, since it is larger than the sum of its proper divisors (1).

28286055671 is an equidigital number, since it uses as much as digits as its factorization.

28286055671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1612800, while the sum is 50.

The spelling of 28286055671 in words is "twenty-eight billion, two hundred eighty-six million, fifty-five thousand, six hundred seventy-one".