158588081203968 has 864 divisors, whose sum is σ = 526834944004096. Its totient is φ = 47262620565504.

The previous prime is 158588081203939. The next prime is 158588081203991. The reversal of 158588081203968 is 869302180885851.

158588081203968 is a `hidden beast` number, since 1 + 5 + 8 + 588 + 0 + 8 + 1 + 2 + 0 + 39 + 6 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (864).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 158588081203896 and 158588081203905.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6672604821 + ... + 6672628587.

Almost surely, 2^{158588081203968} is an apocalyptic number.

158588081203968 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158588081203968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263417472002048).

158588081203968 is an abundant number, since it is smaller than the sum of its proper divisors (368246862800128).

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

158588081203968 is a wasteful number, since it uses less digits than its factorization.

158588081203968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24071 (or 24045 counting only the distinct ones).

The product of its (nonzero) digits is 265420800, while the sum is 72.

The spelling of 158588081203968 in words is "one hundred fifty-eight trillion, five hundred eighty-eight billion, eighty-one million, two hundred three thousand, nine hundred sixty-eight".