12044664416 has 12 divisors (see below), whose sum is σ = 23712933132. Its totient is φ = 6022332192.

The previous prime is 12044664409. The next prime is 12044664473. The reversal of 12044664416 is 61446644021.

It is a self number, because there is not a number n which added to its sum of digits gives 12044664416.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188197850 + ... + 188197913.

It is an arithmetic number, because the mean of its divisors is an integer number (1976077761).

Almost surely, 2^12044664416 is an apocalyptic number.

12044664416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12044664416 is a deficient number, since it is larger than the sum of its proper divisors (11668268716).

12044664416 is an equidigital number, since it uses as much as digits as its factorization.

12044664416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376395773 (or 376395765 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 38.

The spelling of 12044664416 in words is "twelve billion, forty-four million, six hundred sixty-four thousand, four hundred sixteen".