6577606796777 has 4 divisors (see below), whose sum is σ = 6577644493440. Its totient is φ = 6577569100116.

The previous prime is 6577606796767. The next prime is 6577606796857. The reversal of 6577606796777 is 7776976067756.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6577606796777 - 2³⁰ = 6576533054953 is a prime.

It is a super-2 number, since 2×6577606796777² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6577606796767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18585377 + ... + 18935982.

It is an arithmetic number, because the mean of its divisors is an integer number (1644411123360).

Almost surely, 2^{6577606796777} is an apocalyptic number.

It is an amenable number.

6577606796777 is a deficient number, since it is larger than the sum of its proper divisors (37696663).

6577606796777 is a wasteful number, since it uses less digits than its factorization.

6577606796777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37696662.

The product of its (nonzero) digits is 6861289680, while the sum is 80.

The spelling of 6577606796777 in words is "six trillion, five hundred seventy-seven billion, six hundred six million, seven hundred ninety-six thousand, seven hundred seventy-seven".