11840990444 has 12 divisors (see below), whose sum is σ = 20754064968. Its totient is φ = 5911257600.

The previous prime is 11840990443. The next prime is 11840990459. The reversal of 11840990444 is 44409904811.

11840990444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11840990395 and 11840990404.

It is not an unprimeable number, because it can be changed into a prime (11840990443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2306522 + ... + 2311649.

It is an arithmetic number, because the mean of its divisors is an integer number (1729505414).

Almost surely, 2^11840990444 is an apocalyptic number.

It is an amenable number.

11840990444 is a deficient number, since it is larger than the sum of its proper divisors (8913074524).

11840990444 is a wasteful number, since it uses less digits than its factorization.

11840990444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4618816 (or 4618814 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 44.

The spelling of 11840990444 in words is "eleven billion, eight hundred forty million, nine hundred ninety thousand, four hundred forty-four".