12016204556140 has 12 divisors (see below), whose sum is σ = 25234029567936. Its totient is φ = 4806481822448.

The previous prime is 12016204556113. The next prime is 12016204556183. The reversal of 12016204556140 is 4165540261021.

It is a self number, because there is not a number n which added to its sum of digits gives 12016204556140.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300405113884 + ... + 300405113923.

It is an arithmetic number, because the mean of its divisors is an integer number (2102835797328).

Almost surely, 2^{12016204556140} is an apocalyptic number.

12016204556140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12016204556140 is an abundant number, since it is smaller than the sum of its proper divisors (13217825011796).

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

12016204556140 is a wasteful number, since it uses less digits than its factorization.

12016204556140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600810227816 (or 600810227814 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 12016204556140 in words is "twelve trillion, sixteen billion, two hundred four million, five hundred fifty-six thousand, one hundred forty".