8064466677 has 10 divisors (see below), whose sum is σ = 12046919478. Its totient is φ = 5376311064.

The previous prime is 8064466643. The next prime is 8064466687. The reversal of 8064466677 is 7766644608.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 8012756196 + 51710481 = 89514^2 + 7191^2 .

It is not a de Polignac number, because 8064466677 - 2⁷ = 8064466549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8064466637) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 49780578 + ... + 49780739.

Almost surely, 2^8064466677 is an apocalyptic number.

It is an amenable number.

8064466677 is a deficient number, since it is larger than the sum of its proper divisors (3982452801).

8064466677 is an equidigital number, since it uses as much as digits as its factorization.

8064466677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99561329 (or 99561320 counting only the distinct ones).

The product of its (nonzero) digits is 8128512, while the sum is 54.

The square root of 8064466677 is about 89802.3756757025. The cubic root of 8064466677 is about 2005.3578569506.

The spelling of 8064466677 in words is "eight billion, sixty-four million, four hundred sixty-six thousand, six hundred seventy-seven".