159959900347 has 4 divisors (see below), whose sum is σ = 172264508080. Its totient is φ = 147655292616.

The previous prime is 159959900297. The next prime is 159959900407. The reversal of 159959900347 is 743009959951.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-159959900347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (159959900047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6152303847 + ... + 6152303872.

It is an arithmetic number, because the mean of its divisors is an integer number (43066127020).

Almost surely, 2^159959900347 is an apocalyptic number.

159959900347 is a deficient number, since it is larger than the sum of its proper divisors (12304607733).

159959900347 is a wasteful number, since it uses less digits than its factorization.

159959900347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12304607732.

The product of its (nonzero) digits is 13778100, while the sum is 61.

The spelling of 159959900347 in words is "one hundred fifty-nine billion, nine hundred fifty-nine million, nine hundred thousand, three hundred forty-seven".