84005407135284 has 12 divisors (see below), whose sum is σ = 196012616649024. Its totient is φ = 28001802378424.

The previous prime is 84005407135267. The next prime is 84005407135297. The reversal of 84005407135284 is 48253170450048.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3500225297292 + ... + 3500225297315.

It is an arithmetic number, because the mean of its divisors is an integer number (16334384720752).

Almost surely, 2^{84005407135284} is an apocalyptic number.

It is an amenable number.

84005407135284 is an abundant number, since it is smaller than the sum of its proper divisors (112007209513740).

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

84005407135284 is a wasteful number, since it uses less digits than its factorization.

84005407135284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7000450594614 (or 7000450594612 counting only the distinct ones).

The product of its (nonzero) digits is 4300800, while the sum is 51.

The spelling of 84005407135284 in words is "eighty-four trillion, five billion, four hundred seven million, one hundred thirty-five thousand, two hundred eighty-four".