12471517406 has 8 divisors (see below), whose sum is σ = 19212878280. Its totient is φ = 6067224648.

The previous prime is 12471517393. The next prime is 12471517423. The reversal of 12471517406 is 60471517421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12471517406.

It is a congruent number.

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, 84266936 + ... + 84267083.

It is an arithmetic number, because the mean of its divisors is an integer number (2401609785).

Almost surely, 2^12471517406 is an apocalyptic number.

12471517406 is a deficient number, since it is larger than the sum of its proper divisors (6741360874).

12471517406 is a wasteful number, since it uses less digits than its factorization.

12471517406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168534058.

The product of its (nonzero) digits is 47040, while the sum is 38.

The spelling of 12471517406 in words is "twelve billion, four hundred seventy-one million, five hundred seventeen thousand, four hundred six".