84484008840 has 128 divisors (see below), whose sum is σ = 315992171520. Its totient is φ = 17555116800.

The previous prime is 84484008803. The next prime is 84484008857. The reversal of 84484008840 is 4880048448.

It is a happy number.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 84484008840.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4562406 + ... + 4580885.

It is an arithmetic number, because the mean of its divisors is an integer number (2468688840).

Almost surely, 2^84484008840 is an apocalyptic number.

It is an amenable number.

84484008840 is an abundant number, since it is smaller than the sum of its proper divisors (231508162680).

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

84484008840 is a wasteful number, since it uses less digits than its factorization.

84484008840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9143323 (or 9143319 counting only the distinct ones).

The product of its (nonzero) digits is 1048576, while the sum is 48.

The spelling of 84484008840 in words is "eighty-four billion, four hundred eighty-four million, eight thousand, eight hundred forty".