12127374473 has 16 divisors (see below), whose sum is σ = 14104264320. Its totient is φ = 10343114496.

The previous prime is 12127374433. The next prime is 12127374481. The reversal of 12127374473 is 37447372121.

It is a cyclic number.

It is not a de Polignac number, because 12127374473 - 2²² = 12123180169 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12127374473.

It is not an unprimeable number, because it can be changed into a prime (12127374433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 808790 + ... + 823647.

It is an arithmetic number, because the mean of its divisors is an integer number (881516520).

Almost surely, 2^12127374473 is an apocalyptic number.

It is an amenable number.

12127374473 is a deficient number, since it is larger than the sum of its proper divisors (1976889847).

12127374473 is a wasteful number, since it uses less digits than its factorization.

12127374473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1632496.

The product of its digits is 197568, while the sum is 41.

The spelling of 12127374473 in words is "twelve billion, one hundred twenty-seven million, three hundred seventy-four thousand, four hundred seventy-three".