84455699200 has 216 divisors, whose sum is σ = 222133907520. Its totient is φ = 31700275200.

The previous prime is 84455699197. The next prime is 84455699203. The reversal of 84455699200 is 299655448.

It is an interprime number because it is at equal distance from previous prime (84455699197) and next prime (84455699203).

It is not an unprimeable number, because it can be changed into a prime (84455699203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13007955 + ... + 13014445.

It is an arithmetic number, because the mean of its divisors is an integer number (1028397720).

Almost surely, 2^84455699200 is an apocalyptic number.

84455699200 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 84455699200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111066953760).

84455699200 is an abundant number, since it is smaller than the sum of its proper divisors (137678208320).

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

84455699200 is a wasteful number, since it uses less digits than its factorization.

84455699200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6643 (or 6624 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 52.

The spelling of 84455699200 in words is "eighty-four billion, four hundred fifty-five million, six hundred ninety-nine thousand, two hundred".