8065546513 has 4 divisors (see below), whose sum is σ = 8065912320. Its totient is φ = 8065180708.

The previous prime is 8065546469. The next prime is 8065546543. The reversal of 8065546513 is 3156455608.

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 8065546513 - 2¹⁷ = 8065415441 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 8065546513.

It is not an unprimeable number, because it can be changed into a prime (8065546543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147553 + ... + 194686.

It is an arithmetic number, because the mean of its divisors is an integer number (2016478080).

Almost surely, 2^8065546513 is an apocalyptic number.

It is an amenable number.

8065546513 is a deficient number, since it is larger than the sum of its proper divisors (365807).

8065546513 is a wasteful number, since it uses less digits than its factorization.

8065546513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365806.

The product of its (nonzero) digits is 432000, while the sum is 43.

The square root of 8065546513 is about 89808.3877652862. The cubic root of 8065546513 is about 2005.4473590859.

The spelling of 8065546513 in words is "eight billion, sixty-five million, five hundred forty-six thousand, five hundred thirteen".