10656258648513 has 4 divisors (see below), whose sum is σ = 14208344864688. Its totient is φ = 7104172432340.

The previous prime is 10656258648353. The next prime is 10656258648569. The reversal of 10656258648513 is 31584685265601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10656258648513 - 2⁸ = 10656258648257 is a prime.

It is a super-2 number, since 2×10656258648513² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10656258641513) 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, 1776043108083 + ... + 1776043108088.

It is an arithmetic number, because the mean of its divisors is an integer number (3552086216172).

Almost surely, 2^{10656258648513} is an apocalyptic number.

It is an amenable number.

10656258648513 is a deficient number, since it is larger than the sum of its proper divisors (3552086216175).

10656258648513 is an equidigital number, since it uses as much as digits as its factorization.

10656258648513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3552086216174.

The product of its (nonzero) digits is 41472000, while the sum is 60.

The spelling of 10656258648513 in words is "ten trillion, six hundred fifty-six billion, two hundred fifty-eight million, six hundred forty-eight thousand, five hundred thirteen".