84828136320 has 384 divisors, whose sum is σ = 306493761600. Its totient is φ = 21578219520.

The previous prime is 84828136319. The next prime is 84828136361. The reversal of 84828136320 is 2363182848.

84828136320 is a `hidden beast` number, since 8 + 4 + 8 + 2 + 8 + 1 + 3 + 632 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 69021466 + ... + 69022694.

Almost surely, 2^84828136320 is an apocalyptic number.

84828136320 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84828136320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153246880800).

84828136320 is an abundant number, since it is smaller than the sum of its proper divisors (221665625280).

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

84828136320 is a wasteful number, since it uses less digits than its factorization.

84828136320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1798 (or 1783 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

The spelling of 84828136320 in words is "eighty-four billion, eight hundred twenty-eight million, one hundred thirty-six thousand, three hundred twenty".