10856234805 has 32 divisors (see below), whose sum is σ = 18738741504. Its totient is φ = 5335289856.

The previous prime is 10856234791. The next prime is 10856234819. The reversal of 10856234805 is 50843265801.

It is an interprime number because it is at equal distance from previous prime (10856234791) and next prime (10856234819).

It is not a de Polignac number, because 10856234805 - 2¹¹ = 10856232757 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 64272 + ... + 160758.

It is an arithmetic number, because the mean of its divisors is an integer number (585585672).

Almost surely, 2^10856234805 is an apocalyptic number.

10856234805 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10856234805 is a deficient number, since it is larger than the sum of its proper divisors (7882506699).

10856234805 is a wasteful number, since it uses less digits than its factorization.

10856234805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97085.

The product of its (nonzero) digits is 230400, while the sum is 42.

The spelling of 10856234805 in words is "ten billion, eight hundred fifty-six million, two hundred thirty-four thousand, eight hundred five".