2064534068573 has 4 divisors (see below), whose sum is σ = 2064560000028. Its totient is φ = 2064508137120.

The previous prime is 2064534068501. The next prime is 2064534068591. The reversal of 2064534068573 is 3758604354602.

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

It can be written as a sum of positive squares in 2 ways, for example, as 893805740569 + 1170728328004 = 945413^2 + 1082002^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2064534068573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2064534068473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12845936 + ... + 13005657.

It is an arithmetic number, because the mean of its divisors is an integer number (516140000007).

Almost surely, 2^{2064534068573} is an apocalyptic number.

It is an amenable number.

2064534068573 is a deficient number, since it is larger than the sum of its proper divisors (25931455).

2064534068573 is an equidigital number, since it uses as much as digits as its factorization.

2064534068573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25931454.

The product of its (nonzero) digits is 14515200, while the sum is 53.

The spelling of 2064534068573 in words is "two trillion, sixty-four billion, five hundred thirty-four million, sixty-eight thousand, five hundred seventy-three".