10656005111 has 4 divisors (see below), whose sum is σ = 10882728672. Its totient is φ = 10429281552.

The previous prime is 10656005099. The next prime is 10656005119. The reversal of 10656005111 is 11150065601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11150065601 = 457 ⋅24398393.

It is a cyclic number.

It is not a de Polignac number, because 10656005111 - 2²⁶ = 10588896247 is a prime.

It is a super-2 number, since 2×10656005111² (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 (10656005119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113361710 + ... + 113361803.

It is an arithmetic number, because the mean of its divisors is an integer number (2720682168).

Almost surely, 2^10656005111 is an apocalyptic number.

10656005111 is a deficient number, since it is larger than the sum of its proper divisors (226723561).

10656005111 is an equidigital number, since it uses as much as digits as its factorization.

10656005111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226723560.

The product of its (nonzero) digits is 900, while the sum is 26.

The spelling of 10656005111 in words is "ten billion, six hundred fifty-six million, five thousand, one hundred eleven".