84005680584 has 64 divisors (see below), whose sum is σ = 247758704640. Its totient is φ = 23227375680.

The previous prime is 84005680579. The next prime is 84005680613. The reversal of 84005680584 is 48508650048.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8059854 + ... + 8070269.

It is an arithmetic number, because the mean of its divisors is an integer number (3871229760).

Almost surely, 2^84005680584 is an apocalyptic number.

84005680584 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

84005680584 is an abundant number, since it is smaller than the sum of its proper divisors (163753024056).

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

84005680584 is a wasteful number, since it uses less digits than its factorization.

84005680584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16130170 (or 16130166 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 48.

The spelling of 84005680584 in words is "eighty-four billion, five million, six hundred eighty thousand, five hundred eighty-four".