804449163934080 has 448 divisors, whose sum is σ = 3295297613700000. Its totient is φ = 183874093867008.

The previous prime is 804449163934063. The next prime is 804449163934253. The reversal of 804449163934080 is 80439361944408.

It is a happy number.

804449163934080 is a `hidden beast` number, since 8 + 0 + 4 + 4 + 491 + 6 + 39 + 34 + 0 + 80 = 666.

It is a tau number, because it is divible by the number of its divisors (448).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 804449163933999 and 804449163934017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 119892205 + ... + 126424044.

Almost surely, 2^{804449163934080} is an apocalyptic number.

804449163934080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

804449163934080 is an abundant number, since it is smaller than the sum of its proper divisors (2490848449765920).

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

804449163934080 is an equidigital number, since it uses as much as digits as its factorization.

804449163934080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246316293 (or 246316266 counting only the distinct ones).

The product of its (nonzero) digits is 71663616, while the sum is 63.

The spelling of 804449163934080 in words is "eight hundred four trillion, four hundred forty-nine billion, one hundred sixty-three million, nine hundred thirty-four thousand, eighty".