159474445197 has 8 divisors (see below), whose sum is σ = 212650649856. Its totient is φ = 106307268672.

The previous prime is 159474445139. The next prime is 159474445199. The reversal of 159474445197 is 791544474951.

It is a happy number.

159474445197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 159474445197 - 2¹² = 159474441101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 159474445197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159474445199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2215708 + ... + 2286549.

It is an arithmetic number, because the mean of its divisors is an integer number (26581331232).

Almost surely, 2^159474445197 is an apocalyptic number.

It is an amenable number.

159474445197 is a deficient number, since it is larger than the sum of its proper divisors (53176204659).

159474445197 is a wasteful number, since it uses less digits than its factorization.

159474445197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4514067.

The product of its digits is 25401600, while the sum is 60.

The spelling of 159474445197 in words is "one hundred fifty-nine billion, four hundred seventy-four million, four hundred forty-five thousand, one hundred ninety-seven".