8077791744 has 200 divisors, whose sum is σ = 26303392368. Its totient is φ = 2447677440.

The previous prime is 8077791739. The next prime is 8077791769. The reversal of 8077791744 is 4471977708.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 19 ways as a sum of consecutive naturals, for example, 447339 + ... + 465045.

Almost surely, 2^8077791744 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 8077791744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13151696184).

8077791744 is an abundant number, since it is smaller than the sum of its proper divisors (18225600624).

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

8077791744 is a wasteful number, since it uses less digits than its factorization.

8077791744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17748 (or 17723 counting only the distinct ones).

The product of its (nonzero) digits is 2765952, while the sum is 54.

The square root of 8077791744 is about 89876.5361148281. The cubic root of 8077791744 is about 2006.4617457704.

The spelling of 8077791744 in words is "eight billion, seventy-seven million, seven hundred ninety-one thousand, seven hundred forty-four".