10641647573 has 16 divisors (see below), whose sum is σ = 11374809264. Its totient is φ = 9920839680.

The previous prime is 10641647563. The next prime is 10641647593. The reversal of 10641647573 is 37574614601.

It can be written as a sum of positive squares in 8 ways, for example, as 2645353489 + 7996294084 = 51433^2 + 89422^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10641647573 is a prime.

It is a super-2 number, since 2×10641647573² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10641647563) 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 15 ways as a sum of consecutive naturals, for example, 784061 + ... + 797517.

It is an arithmetic number, because the mean of its divisors is an integer number (710925579).

Almost surely, 2^10641647573 is an apocalyptic number.

It is an amenable number.

10641647573 is a deficient number, since it is larger than the sum of its proper divisors (733161691).

10641647573 is a wasteful number, since it uses less digits than its factorization.

10641647573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13912.

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 10641647573 in words is "ten billion, six hundred forty-one million, six hundred forty-seven thousand, five hundred seventy-three".