159841650856 has 24 divisors (see below), whose sum is σ = 310394063070. Its totient is φ = 77164931648.

The previous prime is 159841650851. The next prime is 159841650863. The reversal of 159841650856 is 658056148951.

It can be written as a sum of positive squares in 3 ways, for example, as 140899633956 + 18942016900 = 375366^2 + 137630^2 .

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a self number, because there is not a number n which added to its sum of digits gives 159841650856.

It is not an unprimeable number, because it can be changed into a prime (159841650851) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11872111 + ... + 11885566.

Almost surely, 2^159841650856 is an apocalyptic number.

It is an amenable number.

159841650856 is a deficient number, since it is larger than the sum of its proper divisors (150552412214).

159841650856 is a wasteful number, since it uses less digits than its factorization.

159841650856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23757741 (or 23757708 counting only the distinct ones).

The product of its (nonzero) digits is 10368000, while the sum is 58.

The spelling of 159841650856 in words is "one hundred fifty-nine billion, eight hundred forty-one million, six hundred fifty thousand, eight hundred fifty-six".