8047773888 has 672 divisors, whose sum is σ = 29421149184. Its totient is φ = 1892352000.

The previous prime is 8047773883. The next prime is 8047773889. The reversal of 8047773888 is 8883777408.

It is a tau number, because it is divible by the number of its divisors (672).

It is not an unprimeable number, because it can be changed into a prime (8047773883) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 113348893 + ... + 113348963.

It is an arithmetic number, because the mean of its divisors is an integer number (43781472).

Almost surely, 2^8047773888 is an apocalyptic number.

8047773888 is a gapful number since it is divisible by the number (88) 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 8047773888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14710574592).

8047773888 is an abundant number, since it is smaller than the sum of its proper divisors (21373375296).

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

8047773888 is a wasteful number, since it uses less digits than its factorization.

8047773888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173 (or 152 counting only the distinct ones).

The product of its (nonzero) digits is 16859136, while the sum is 60.

The square root of 8047773888 is about 89709.3857296994. The cubic root of 8047773888 is about 2003.9732587138.

The spelling of 8047773888 in words is "eight billion, forty-seven million, seven hundred seventy-three thousand, eight hundred eighty-eight".