6572354042561 has 4 divisors (see below), whose sum is σ = 6574850191812. Its totient is φ = 6569857893312.

The previous prime is 6572354042549. The next prime is 6572354042581. The reversal of 6572354042561 is 1652404532756.

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 743485409536 + 5828868633025 = 862256^2 + 2414305^2 .

It is a cyclic number.

It is not a de Polignac number, because 6572354042561 - 2¹⁴ = 6572354026177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6572354042531) 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, 1248070676 + ... + 1248075941.

It is an arithmetic number, because the mean of its divisors is an integer number (1643712547953).

Almost surely, 2^{6572354042561} is an apocalyptic number.

It is an amenable number.

6572354042561 is a deficient number, since it is larger than the sum of its proper divisors (2496149251).

6572354042561 is a wasteful number, since it uses less digits than its factorization.

6572354042561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2496149250.

The product of its (nonzero) digits is 6048000, while the sum is 50.

The spelling of 6572354042561 in words is "six trillion, five hundred seventy-two billion, three hundred fifty-four million, forty-two thousand, five hundred sixty-one".