84513866806 has 8 divisors (see below), whose sum is σ = 126799683984. Its totient is φ = 42247305480.

The previous prime is 84513866791. The next prime is 84513866849. The reversal of 84513866806 is 60866831548.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×84513866806³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

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, 4802985 + ... + 4820548.

It is an arithmetic number, because the mean of its divisors is an integer number (15849960498).

Almost surely, 2^84513866806 is an apocalyptic number.

84513866806 is a deficient number, since it is larger than the sum of its proper divisors (42285817178).

84513866806 is a wasteful number, since it uses less digits than its factorization.

84513866806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9627926.

The product of its (nonzero) digits is 6635520, while the sum is 55.

The spelling of 84513866806 in words is "eighty-four billion, five hundred thirteen million, eight hundred sixty-six thousand, eight hundred six".