84486506668 has 12 divisors (see below), whose sum is σ = 149015571712. Its totient is φ = 41910629040.

The previous prime is 84486506659. The next prime is 84486506681. The reversal of 84486506668 is 86660568448.

It is an unprimeable number.

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, 83155503 + ... + 83156518.

Almost surely, 2^84486506668 is an apocalyptic number.

It is an amenable number.

84486506668 is a deficient number, since it is larger than the sum of its proper divisors (64529065044).

84486506668 is a wasteful number, since it uses less digits than its factorization.

84486506668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166312152 (or 166312150 counting only the distinct ones).

The product of its (nonzero) digits is 53084160, while the sum is 61.

The spelling of 84486506668 in words is "eighty-four billion, four hundred eighty-six million, five hundred six thousand, six hundred sixty-eight".