158965320000 has 280 divisors, whose sum is σ = 539796284896. Its totient is φ = 41243904000.

The previous prime is 158965319993. The next prime is 158965320071. The reversal of 158965320000 is 23569851.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4422099 + ... + 4457901.

Almost surely, 2^158965320000 is an apocalyptic number.

158965320000 is a gapful number since it is divisible by the number (10) 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 158965320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (269898142448).

158965320000 is an abundant number, since it is smaller than the sum of its proper divisors (380830964896).

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

158965320000 is an equidigital number, since it uses as much as digits as its factorization.

158965320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35875 (or 35850 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 39.

Adding to 158965320000 its reverse (23569851), we get a palindrome (158988889851).

The spelling of 158965320000 in words is "one hundred fifty-eight billion, nine hundred sixty-five million, three hundred twenty thousand".