10659585647 has 4 divisors (see below), whose sum is σ = 10659792360. Its totient is φ = 10659378936.

The previous prime is 10659585623. The next prime is 10659585683. The reversal of 10659585647 is 74658595601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74658595601 = 56773 ⋅1315037.

It is a cyclic number.

It is not a de Polignac number, because 10659585647 - 2⁶ = 10659585583 is a prime.

It is a super-2 number, since 2×10659585647² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10659585592 and 10659585601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10659585617) 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, 44504 + ... + 152642.

It is an arithmetic number, because the mean of its divisors is an integer number (2664948090).

Almost surely, 2^10659585647 is an apocalyptic number.

10659585647 is a deficient number, since it is larger than the sum of its proper divisors (206713).

10659585647 is an equidigital number, since it uses as much as digits as its factorization.

10659585647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206712.

The product of its (nonzero) digits is 9072000, while the sum is 56.

The spelling of 10659585647 in words is "ten billion, six hundred fifty-nine million, five hundred eighty-five thousand, six hundred forty-seven".