80004032400000 has 384 divisors, whose sum is σ = 265747497321600. Its totient is φ = 21324280320000.

The previous prime is 80004032399953. The next prime is 80004032400029. The reversal of 80004032400000 is 423040008.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (384).

It is a self number, because there is not a number n which added to its sum of digits gives 80004032400000.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2722785309 + ... + 2722814691.

It is an arithmetic number, because the mean of its divisors is an integer number (692050774275).

Almost surely, 2^{80004032400000} is an apocalyptic number.

80004032400000 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 80004032400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132873748660800).

80004032400000 is an abundant number, since it is smaller than the sum of its proper divisors (185743464921600).

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

80004032400000 is an equidigital number, since it uses as much as digits as its factorization.

80004032400000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31694 (or 31662 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 80004032400000 its reverse (423040008), we get a palindrome (80004455440008).

The spelling of 80004032400000 in words is "eighty trillion, four billion, thirty-two million, four hundred thousand".