84494453120 has 1024 divisors, whose sum is σ = 284265676800. Its totient is φ = 23224320000.

The previous prime is 84494453107. The next prime is 84494453137. The reversal of 84494453120 is 2135449448.

It is a Harshad number since it is a multiple of its sum of digits (44).

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 127 ways as a sum of consecutive naturals, for example, 1190062685 + ... + 1190062755.

It is an arithmetic number, because the mean of its divisors is an integer number (277603200).

Almost surely, 2^84494453120 is an apocalyptic number.

84494453120 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 84494453120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142132838400).

84494453120 is an abundant number, since it is smaller than the sum of its proper divisors (199771223680).

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

84494453120 is a wasteful number, since it uses less digits than its factorization.

84494453120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199 (or 187 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 44.

The spelling of 84494453120 in words is "eighty-four billion, four hundred ninety-four million, four hundred fifty-three thousand, one hundred twenty".