8000808077 has 4 divisors (see below), whose sum is σ = 8051768796. Its totient is φ = 7949847360.

The previous prime is 8000808061. The next prime is 8000808091. The reversal of 8000808077 is 7708080008.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2505402916 + 5495405161 = 50054^2 + 74131^2 .

It is a cyclic number.

It is not a de Polignac number, because 8000808077 - 2⁴ = 8000808061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8000808077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8000808017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25480124 + ... + 25480437.

It is an arithmetic number, because the mean of its divisors is an integer number (2012942199).

Almost surely, 2^8000808077 is an apocalyptic number.

It is an amenable number.

8000808077 is a deficient number, since it is larger than the sum of its proper divisors (50960719).

8000808077 is a wasteful number, since it uses less digits than its factorization.

8000808077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50960718.

The product of its (nonzero) digits is 25088, while the sum is 38.

The square root of 8000808077 is about 89447.2362736826. The cubic root of 8000808077 is about 2000.0673374828.

The spelling of 8000808077 in words is "eight billion, eight hundred eight thousand, seventy-seven".