10746871565 has 4 divisors (see below), whose sum is σ = 12896245884. Its totient is φ = 8597497248.

The previous prime is 10746871549. The next prime is 10746871567. The reversal of 10746871565 is 56517864701.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56517864701 = 107 ⋅528204343.

It can be written as a sum of positive squares in 2 ways, for example, as 4501604836 + 6245266729 = 67094^2 + 79027^2 .

It is a cyclic number.

It is not a de Polignac number, because 10746871565 - 2⁴ = 10746871549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10746871567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1074687152 + ... + 1074687161.

It is an arithmetic number, because the mean of its divisors is an integer number (3224061471).

Almost surely, 2^10746871565 is an apocalyptic number.

It is an amenable number.

10746871565 is a deficient number, since it is larger than the sum of its proper divisors (2149374319).

10746871565 is an equidigital number, since it uses as much as digits as its factorization.

10746871565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2149374318.

The product of its (nonzero) digits is 1411200, while the sum is 50.

The spelling of 10746871565 in words is "ten billion, seven hundred forty-six million, eight hundred seventy-one thousand, five hundred sixty-five".