10864856842 has 16 divisors (see below), whose sum is σ = 19721085120. Its totient is φ = 4382463168.

The previous prime is 10864856833. The next prime is 10864856861. The reversal of 10864856842 is 24865846801.

It is a happy number.

It is a super-2 number, since 2×10864856842² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10864856842.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22825092 + ... + 22825567.

It is an arithmetic number, because the mean of its divisors is an integer number (1232567820).

Almost surely, 2^10864856842 is an apocalyptic number.

10864856842 is a deficient number, since it is larger than the sum of its proper divisors (8856228278).

10864856842 is a wasteful number, since it uses less digits than its factorization.

10864856842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45650685.

The product of its (nonzero) digits is 2949120, while the sum is 52.

The spelling of 10864856842 in words is "ten billion, eight hundred sixty-four million, eight hundred fifty-six thousand, eight hundred forty-two".