83505816006 has 8 divisors (see below), whose sum is σ = 167011632024. Its totient is φ = 27835272000.

The previous prime is 83505815947. The next prime is 83505816011. The reversal of 83505816006 is 60061850538.

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

83505816006 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6958817995 + ... + 6958818006.

It is an arithmetic number, because the mean of its divisors is an integer number (20876454003).

Almost surely, 2^83505816006 is an apocalyptic number.

83505816006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83505816006 is a wasteful number, since it uses less digits than its factorization.

83505816006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13917636006.

The product of its (nonzero) digits is 172800, while the sum is 42.

The spelling of 83505816006 in words is "eighty-three billion, five hundred five million, eight hundred sixteen thousand, six".