3804378816 has 168 divisors, whose sum is σ = 12325990080. Its totient is φ = 1029708288.

The previous prime is 3804378803. The next prime is 3804378839. The reversal of 3804378816 is 6188734083.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 168111 + ... + 189393.

Almost surely, 2^3804378816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3804378816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6162995040).

3804378816 is an abundant number, since it is smaller than the sum of its proper divisors (8521611264).

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

3804378816 is a wasteful number, since it uses less digits than its factorization.

3804378816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21331 (or 21314 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 48.

The square root of 3804378816 is about 61679.6466915951. The cubic root of 3804378816 is about 1561.0899155242.

The spelling of 3804378816 in words is "three billion, eight hundred four million, three hundred seventy-eight thousand, eight hundred sixteen".