8080555757 has 4 divisors (see below), whose sum is σ = 8114085276. Its totient is φ = 8047026240.

The previous prime is 8080555739. The next prime is 8080555789. The reversal of 8080555757 is 7575550808.

It is a happy number.

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 5639108836 + 2441446921 = 75094^2 + 49411^2 .

It is a cyclic number.

It is not a de Polignac number, because 8080555757 - 2⁸ = 8080555501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8080551757) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16764398 + ... + 16764879.

It is an arithmetic number, because the mean of its divisors is an integer number (2028521319).

Almost surely, 2^8080555757 is an apocalyptic number.

It is an amenable number.

8080555757 is a deficient number, since it is larger than the sum of its proper divisors (33529519).

8080555757 is a wasteful number, since it uses less digits than its factorization.

8080555757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33529518.

The product of its (nonzero) digits is 1960000, while the sum is 50.

The square root of 8080555757 is about 89891.9115215602. The cubic root of 8080555757 is about 2006.6905729091.

The spelling of 8080555757 in words is "eight billion, eighty million, five hundred fifty-five thousand, seven hundred fifty-seven".