158617088968 has 64 divisors (see below), whose sum is σ = 331422336000. Its totient is φ = 70663525632.

The previous prime is 158617088957. The next prime is 158617088977. The reversal of 158617088968 is 869880716851.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17605921 + ... + 17614927.

It is an arithmetic number, because the mean of its divisors is an integer number (5178474000).

Almost surely, 2^158617088968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158617088968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165711168000).

158617088968 is an abundant number, since it is smaller than the sum of its proper divisors (172805247032).

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

158617088968 is a wasteful number, since it uses less digits than its factorization.

158617088968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14894 (or 14890 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 67.

The spelling of 158617088968 in words is "one hundred fifty-eight billion, six hundred seventeen million, eighty-eight thousand, nine hundred sixty-eight".