84404584284 has 12 divisors (see below), whose sum is σ = 196944030024. Its totient is φ = 28134861424.

The previous prime is 84404584273. The next prime is 84404584289. The reversal of 84404584284 is 48248540448.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84404584289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3516857667 + ... + 3516857690.

It is an arithmetic number, because the mean of its divisors is an integer number (16412002502).

Almost surely, 2^84404584284 is an apocalyptic number.

It is an amenable number.

84404584284 is an abundant number, since it is smaller than the sum of its proper divisors (112539445740).

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

84404584284 is a wasteful number, since it uses less digits than its factorization.

84404584284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7033715364 (or 7033715362 counting only the distinct ones).

The product of its (nonzero) digits is 5242880, while the sum is 51.

The spelling of 84404584284 in words is "eighty-four billion, four hundred four million, five hundred eighty-four thousand, two hundred eighty-four".