84899880898560 has 1248 divisors, whose sum is σ = 375611916476160. Its totient is φ = 17912846352384.

The previous prime is 84899880898559. The next prime is 84899880898571. The reversal of 84899880898560 is 6589808899848.

It is a tau number, because it is divible by the number of its divisors (1248).

It is a Smith number, since the sum of its digits (90) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (90).

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 95 ways as a sum of consecutive naturals, for example, 452780506 + ... + 452967974.

It is an arithmetic number, because the mean of its divisors is an integer number (300971086920).

Almost surely, 2^{84899880898560} is an apocalyptic number.

84899880898560 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 84899880898560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187805958238080).

84899880898560 is an abundant number, since it is smaller than the sum of its proper divisors (290712035577600).

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

84899880898560 is a wasteful number, since it uses less digits than its factorization.

84899880898560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187533 (or 187499 counting only the distinct ones).

The product of its (nonzero) digits is 22932357120, while the sum is 90.

The spelling of 84899880898560 in words is "eighty-four trillion, eight hundred ninety-nine billion, eight hundred eighty million, eight hundred ninety-eight thousand, five hundred sixty".