11043891846 has 24 divisors (see below), whose sum is σ = 25769081520. Its totient is φ = 3398120496.

The previous prime is 11043891841. The next prime is 11043891847. The reversal of 11043891846 is 64819834011.

It is a super-2 number, since 2×11043891846² (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 (11043891841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23597826 + ... + 23598293.

It is an arithmetic number, because the mean of its divisors is an integer number (1073711730).

Almost surely, 2^11043891846 is an apocalyptic number.

11043891846 is an abundant number, since it is smaller than the sum of its proper divisors (14725189674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11043891846 is a wasteful number, since it uses less digits than its factorization.

11043891846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47196140 (or 47196137 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The spelling of 11043891846 in words is "eleven billion, forty-three million, eight hundred ninety-one thousand, eight hundred forty-six".