159498645447 has 8 divisors (see below), whose sum is σ = 217189645056. Its totient is φ = 104070038072.

The previous prime is 159498645443. The next prime is 159498645463. The reversal of 159498645447 is 744546894951.

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

It is a cyclic number.

It is not a de Polignac number, because 159498645447 - 2² = 159498645443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159498645443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 565597893 + ... + 565598174.

It is an arithmetic number, because the mean of its divisors is an integer number (27148705632).

Almost surely, 2^159498645447 is an apocalyptic number.

159498645447 is a deficient number, since it is larger than the sum of its proper divisors (57690999609).

159498645447 is a wasteful number, since it uses less digits than its factorization.

159498645447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131196117.

The product of its digits is 174182400, while the sum is 66.

The spelling of 159498645447 in words is "one hundred fifty-nine billion, four hundred ninety-eight million, six hundred forty-five thousand, four hundred forty-seven".