8145368577 has 12 divisors (see below), whose sum is σ = 11792836224. Its totient is φ = 5417643960.

The previous prime is 8145368551. The next prime is 8145368579. The reversal of 8145368577 is 7758635418.

It is a happy number.

8145368577 is a `hidden beast` number, since 8 + 1 + 4 + 5 + 3 + 68 + 577 = 666.

It is not a de Polignac number, because 8145368577 - 2⁷ = 8145368449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8145368579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1046053 + ... + 1053810.

It is an arithmetic number, because the mean of its divisors is an integer number (982736352).

Almost surely, 2^8145368577 is an apocalyptic number.

It is an amenable number.

8145368577 is a deficient number, since it is larger than the sum of its proper divisors (3647467647).

8145368577 is a wasteful number, since it uses less digits than its factorization.

8145368577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100300 (or 2100297 counting only the distinct ones).

The product of its digits is 5644800, while the sum is 54.

The square root of 8145368577 is about 90251.6957015213. The cubic root of 8145368577 is about 2012.0414048720.

The spelling of 8145368577 in words is "eight billion, one hundred forty-five million, three hundred sixty-eight thousand, five hundred seventy-seven".