84210613146 has 128 divisors (see below), whose sum is σ = 215096601600. Its totient is φ = 24152230080.

The previous prime is 84210613117. The next prime is 84210613189. The reversal of 84210613146 is 64131601248.

84210613146 is a `hidden beast` number, since 8 + 4 + 21 + 0 + 613 + 14 + 6 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 84210613146.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14409301 + ... + 14415143.

It is an arithmetic number, because the mean of its divisors is an integer number (1680442200).

Almost surely, 2^84210613146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84210613146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107548300800).

84210613146 is an abundant number, since it is smaller than the sum of its proper divisors (130885988454).

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

84210613146 is a wasteful number, since it uses less digits than its factorization.

84210613146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7161 (or 7155 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The spelling of 84210613146 in words is "eighty-four billion, two hundred ten million, six hundred thirteen thousand, one hundred forty-six".