15171306042206 has 64 divisors (see below), whose sum is σ = 24327243864000. Its totient is φ = 7082205871104.

The previous prime is 15171306042197. The next prime is 15171306042223. The reversal of 15171306042206 is 60224060317151.

It is a self number, because there is not a number n which added to its sum of digits gives 15171306042206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 396108845 + ... + 396147143.

It is an arithmetic number, because the mean of its divisors is an integer number (380113185375).

Almost surely, 2^{15171306042206} is an apocalyptic number.

15171306042206 is a deficient number, since it is larger than the sum of its proper divisors (9155937821794).

15171306042206 is a wasteful number, since it uses less digits than its factorization.

15171306042206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39501.

The product of its (nonzero) digits is 60480, while the sum is 38.

Adding to 15171306042206 its reverse (60224060317151), we get a palindrome (75395366359357).

The spelling of 15171306042206 in words is "fifteen trillion, one hundred seventy-one billion, three hundred six million, forty-two thousand, two hundred six".