84282666628231 has 2 divisors, whose sum is σ = 84282666628232. Its totient is φ = 84282666628230.

The previous prime is 84282666628213. The next prime is 84282666628267. The reversal of 84282666628231 is 13282666628248.

Together with previous prime (84282666628213) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84282666628231 - 2³⁵ = 84248306889863 is a prime.

It is a super-2 number, since 2×84282666628231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84282666623231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42141333314115 + 42141333314116.

It is an arithmetic number, because the mean of its divisors is an integer number (42141333314116).

Almost surely, 2^{84282666628231} is an apocalyptic number.

84282666628231 is a deficient number, since it is larger than the sum of its proper divisors (1).

84282666628231 is an equidigital number, since it uses as much as digits as its factorization.

84282666628231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127401984, while the sum is 64.

The spelling of 84282666628231 in words is "eighty-four trillion, two hundred eighty-two billion, six hundred sixty-six million, six hundred twenty-eight thousand, two hundred thirty-one".