2064441860073 has 24 divisors (see below), whose sum is σ = 3002388499656. Its totient is φ = 1366891372800.

The previous prime is 2064441860057. The next prime is 2064441860081. The reversal of 2064441860073 is 3700681444602.

2064441860073 is a `hidden beast` number, since 2 + 0 + 64 + 441 + 86 + 0 + 0 + 73 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 868049982864 + 1196391877209 = 931692^2 + 1093797^2 .

It is not a de Polignac number, because 2064441860073 - 2⁴ = 2064441860057 is a prime.

It is a super-2 number, since 2×2064441860073² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2064441860023) 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 23 ways as a sum of consecutive naturals, for example, 407011 + ... + 2072327.

It is an arithmetic number, because the mean of its divisors is an integer number (125099520819).

Almost surely, 2^{2064441860073} is an apocalyptic number.

It is an amenable number.

2064441860073 is a deficient number, since it is larger than the sum of its proper divisors (937946639583).

2064441860073 is a wasteful number, since it uses less digits than its factorization.

2064441860073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666265 (or 1666262 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 2064441860073 in words is "two trillion, sixty-four billion, four hundred forty-one million, eight hundred sixty thousand, seventy-three".