84821446080 has 1344 divisors, whose sum is σ = 376270479360. Its totient is φ = 17882726400.

The previous prime is 84821446051. The next prime is 84821446097. The reversal of 84821446080 is 8064412848.

It is a tau number, because it is divible by the number of its divisors (1344).

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 polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 301855540 + ... + 301855820.

Almost surely, 2^84821446080 is an apocalyptic number.

84821446080 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 84821446080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188135239680).

84821446080 is an abundant number, since it is smaller than the sum of its proper divisors (291449033280).

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

84821446080 is a wasteful number, since it uses less digits than its factorization.

84821446080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 45.

The spelling of 84821446080 in words is "eighty-four billion, eight hundred twenty-one million, four hundred forty-six thousand, eighty".