11283944445 has 48 divisors (see below), whose sum is σ = 19884009600. Its totient is φ = 5918478720.

The previous prime is 11283944423. The next prime is 11283944449. The reversal of 11283944445 is 54444938211.

11283944445 is a `hidden beast` number, since 112 + 8 + 3 + 94 + 4 + 445 = 666.

It is not a de Polignac number, because 11283944445 - 2⁷ = 11283944317 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 11283944445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11283944449) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1334491 + ... + 1342919.

It is an arithmetic number, because the mean of its divisors is an integer number (414250200).

Almost surely, 2^11283944445 is an apocalyptic number.

11283944445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11283944445 is a deficient number, since it is larger than the sum of its proper divisors (8600065155).

11283944445 is a wasteful number, since it uses less digits than its factorization.

11283944445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8930 (or 8927 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The spelling of 11283944445 in words is "eleven billion, two hundred eighty-three million, nine hundred forty-four thousand, four hundred forty-five".