12001104411440 has 80 divisors (see below), whose sum is σ = 29551427873280. Its totient is φ = 4516910899200.

The previous prime is 12001104411433. The next prime is 12001104411469. The reversal of 12001104411440 is 4411440110021.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4220465 + ... + 6466415.

It is an arithmetic number, because the mean of its divisors is an integer number (369392848416).

Almost surely, 2^{12001104411440} is an apocalyptic number.

12001104411440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12001104411440 is an abundant number, since it is smaller than the sum of its proper divisors (17550323461840).

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

12001104411440 is a wasteful number, since it uses less digits than its factorization.

12001104411440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2249910 (or 2249904 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 12001104411440 its reverse (4411440110021), we get a palindrome (16412544521461).

The spelling of 12001104411440 in words is "twelve trillion, one billion, one hundred four million, four hundred eleven thousand, four hundred forty".