80000577 has 6 divisors (see below), whose sum is σ = 115556402. Its totient is φ = 53333712.

The previous prime is 80000561. The next prime is 80000579. The reversal of 80000577 is 77500008.

It can be written as a sum of positive squares in only one way, i.e., 79495056 + 505521 = 8916^2 + 711^2 .

It is not a de Polignac number, because 80000577 - 2⁴ = 80000561 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 80000577.

It is not an unprimeable number, because it can be changed into a prime (80000579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4444468 + ... + 4444485.

Almost surely, 2^80000577 is an apocalyptic number.

It is an amenable number.

80000577 is a deficient number, since it is larger than the sum of its proper divisors (35555825).

80000577 is a wasteful number, since it uses less digits than its factorization.

80000577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8888959 (or 8888956 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 27.

The square root of 80000577 is about 8944.3041652216. The cubic root of 80000577 is about 430.8879739279.

The spelling of 80000577 in words is "eighty million, five hundred seventy-seven", and thus it is an aban number.