158731488000 has 864 divisors, whose sum is σ = 600644116800. Its totient is φ = 41737420800.

The previous prime is 158731487953. The next prime is 158731488037. The reversal of 158731488000 is 884137851.

It is a happy number.

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 (45).

It is a congruent number.

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, 1065311926 + ... + 1065312074.

It is an arithmetic number, because the mean of its divisors is an integer number (695189950).

Almost surely, 2^158731488000 is an apocalyptic number.

158731488000 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 158731488000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300322058400).

158731488000 is an abundant number, since it is smaller than the sum of its proper divisors (441912628800).

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

158731488000 is an equidigital number, since it uses as much as digits as its factorization.

158731488000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332 (or 296 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 45.

The spelling of 158731488000 in words is "one hundred fifty-eight billion, seven hundred thirty-one million, four hundred eighty-eight thousand".