2064054566645 has 8 divisors (see below), whose sum is σ = 2479853259960. Its totient is φ = 1649251800000.

The previous prime is 2064054566633. The next prime is 2064054566657. The reversal of 2064054566645 is 5466654504602.

It is an interprime number because it is at equal distance from previous prime (2064054566633) and next prime (2064054566657).

It can be written as a sum of positive squares in 4 ways, for example, as 291210250321 + 1772844316324 = 539639^2 + 1331482^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2064054566645 - 2²⁰ = 2064053518069 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248977106 + ... + 248985395.

It is an arithmetic number, because the mean of its divisors is an integer number (309981657495).

Almost surely, 2^{2064054566645} is an apocalyptic number.

It is an amenable number.

2064054566645 is a deficient number, since it is larger than the sum of its proper divisors (415798693315).

2064054566645 is an equidigital number, since it uses as much as digits as its factorization.

2064054566645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497963335.

The product of its (nonzero) digits is 20736000, while the sum is 53.

The spelling of 2064054566645 in words is "two trillion, sixty-four billion, fifty-four million, five hundred sixty-six thousand, six hundred forty-five".