159857016102 has 128 divisors (see below), whose sum is σ = 408258385920. Its totient is φ = 45418475520.

The previous prime is 159857016049. The next prime is 159857016131. The reversal of 159857016102 is 201610758951.

159857016102 is a `hidden beast` number, since 1 + 59 + 8 + 570 + 16 + 10 + 2 = 666.

159857016102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 75652998 + ... + 75655110.

It is an arithmetic number, because the mean of its divisors is an integer number (3189518640).

Almost surely, 2^159857016102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 159857016102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204129192960).

159857016102 is an abundant number, since it is smaller than the sum of its proper divisors (248401369818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

159857016102 is a wasteful number, since it uses less digits than its factorization.

159857016102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3155 (or 3149 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 45.

The spelling of 159857016102 in words is "one hundred fifty-nine billion, eight hundred fifty-seven million, sixteen thousand, one hundred two".