84000804044800 has 108 divisors (see below), whose sum is σ = 208321207472196. Its totient is φ = 33600320307200.

The previous prime is 84000804044719. The next prime is 84000804044819. The reversal of 84000804044800 is 844040800048.

It is a super-2 number, since 2×84000804044800² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9540706 + ... + 16094305.

It is an arithmetic number, because the mean of its divisors is an integer number (1928900069187).

Almost surely, 2^{84000804044800} is an apocalyptic number.

84000804044800 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

84000804044800 is an abundant number, since it is smaller than the sum of its proper divisors (124320403427396).

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

84000804044800 is an frugal number, since it uses more digits than its factorization.

84000804044800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25635055 (or 25635018 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 40.

Adding to 84000804044800 its reverse (844040800048), we get a palindrome (84844844844848).

The spelling of 84000804044800 in words is "eighty-four trillion, eight hundred four million, forty-four thousand, eight hundred".