12055477407816 has 64 divisors (see below), whose sum is σ = 30296040264000. Its totient is φ = 3997514539008.

The previous prime is 12055477407749. The next prime is 12055477407821. The reversal of 12055477407816 is 61870477455021.

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, 234293260 + ... + 234344708.

It is an arithmetic number, because the mean of its divisors is an integer number (473375629125).

Almost surely, 2^{12055477407816} is an apocalyptic number.

It is an amenable number.

12055477407816 is an abundant number, since it is smaller than the sum of its proper divisors (18240562856184).

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

12055477407816 is a wasteful number, since it uses less digits than its factorization.

12055477407816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102238 (or 102234 counting only the distinct ones).

The product of its (nonzero) digits is 13171200, while the sum is 57.

The spelling of 12055477407816 in words is "twelve trillion, fifty-five billion, four hundred seventy-seven million, four hundred seven thousand, eight hundred sixteen".