84250166851 has 2 divisors, whose sum is σ = 84250166852. Its totient is φ = 84250166850.

The previous prime is 84250166801. The next prime is 84250166933. The reversal of 84250166851 is 15866105248.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84250166851 - 2⁷ = 84250166723 is a prime.

It is a super-2 number, since 2×84250166851² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (84250166801) 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 as a sum of consecutive naturals, namely, 42125083425 + 42125083426.

It is an arithmetic number, because the mean of its divisors is an integer number (42125083426).

Almost surely, 2^84250166851 is an apocalyptic number.

84250166851 is a deficient number, since it is larger than the sum of its proper divisors (1).

84250166851 is an equidigital number, since it uses as much as digits as its factorization.

84250166851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 460800, while the sum is 46.

The spelling of 84250166851 in words is "eighty-four billion, two hundred fifty million, one hundred sixty-six thousand, eight hundred fifty-one".