2064511512163 has 4 divisors (see below), whose sum is σ = 2064819608928. Its totient is φ = 2064203415400.

The previous prime is 2064511512121. The next prime is 2064511512221. The reversal of 2064511512163 is 3612151154602.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2064511512163 - 2¹⁷ = 2064511381091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2064511516163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154038331 + ... + 154051732.

It is an arithmetic number, because the mean of its divisors is an integer number (516204902232).

Almost surely, 2^{2064511512163} is an apocalyptic number.

2064511512163 is a deficient number, since it is larger than the sum of its proper divisors (308096765).

2064511512163 is an equidigital number, since it uses as much as digits as its factorization.

2064511512163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308096764.

The product of its (nonzero) digits is 43200, while the sum is 37.

Adding to 2064511512163 its reverse (3612151154602), we get a palindrome (5676662666765).

The spelling of 2064511512163 in words is "two trillion, sixty-four billion, five hundred eleven million, five hundred twelve thousand, one hundred sixty-three".