561332074567741 has 8 divisors (see below), whose sum is σ = 562326892570040. Its totient is φ = 560337332594688.

The previous prime is 561332074567657. The next prime is 561332074567807. The reversal of 561332074567741 is 147765470233165.

It can be written as a sum of positive squares in 4 ways, for example, as 496195004439225 + 65137070128516 = 22275435^2 + 8070754^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 561332074567741 - 2³⁵ = 561297714829373 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 561332074567741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561332074567441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4217826 + ... + 33770611.

It is an arithmetic number, because the mean of its divisors is an integer number (70290861571255).

Almost surely, 2^{561332074567741} is an apocalyptic number.

It is an amenable number.

561332074567741 is a deficient number, since it is larger than the sum of its proper divisors (994818002299).

561332074567741 is a wasteful number, since it uses less digits than its factorization.

561332074567741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38014623.

The product of its (nonzero) digits is 88905600, while the sum is 61.

The spelling of 561332074567741 in words is "five hundred sixty-one trillion, three hundred thirty-two billion, seventy-four million, five hundred sixty-seven thousand, seven hundred forty-one".