10585342661 has 4 divisors (see below), whose sum is σ = 10598112300. Its totient is φ = 10572573024.

The previous prime is 10585342619. The next prime is 10585342697. The reversal of 10585342661 is 16624358501.

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 7275066436 + 3310276225 = 85294^2 + 57535^2 .

It is a cyclic number.

It is not a de Polignac number, because 10585342661 - 2¹⁴ = 10585326277 is a prime.

It is a super-2 number, since 2×10585342661² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10585341661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6383576 + ... + 6385233.

It is an arithmetic number, because the mean of its divisors is an integer number (2649528075).

Almost surely, 2^10585342661 is an apocalyptic number.

It is an amenable number.

10585342661 is a deficient number, since it is larger than the sum of its proper divisors (12769639).

10585342661 is an equidigital number, since it uses as much as digits as its factorization.

10585342661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12769638.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 10585342661 in words is "ten billion, five hundred eighty-five million, three hundred forty-two thousand, six hundred sixty-one".