10864856799 has 12 divisors (see below), whose sum is σ = 15694658616. Its totient is φ = 7242787152.

The previous prime is 10864856789. The next prime is 10864856803. The reversal of 10864856799 is 99765846801.

10864856799 is a `hidden beast` number, since 1 + 0 + 8 + 6 + 485 + 67 + 99 = 666.

It is not a de Polignac number, because 10864856799 - 2⁵ = 10864856767 is a prime.

It is a super-2 number, since 2×10864856799² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10864856789) 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 11 ways as a sum of consecutive naturals, for example, 183724 + ... + 235550.

It is an arithmetic number, because the mean of its divisors is an integer number (1307888218).

Almost surely, 2^10864856799 is an apocalyptic number.

10864856799 is a deficient number, since it is larger than the sum of its proper divisors (4829801817).

10864856799 is a wasteful number, since it uses less digits than its factorization.

10864856799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75126 (or 75123 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 63.

The spelling of 10864856799 in words is "ten billion, eight hundred sixty-four million, eight hundred fifty-six thousand, seven hundred ninety-nine".