158409810000 has 400 divisors, whose sum is σ = 611906877120. Its totient is φ = 38992320000.

The previous prime is 158409809977. The next prime is 158409810007. The reversal of 158409810000 is 18904851.

It is a tau number, because it is divible by the number of its divisors (400).

It is a super-2 number, since 2×158409810000² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158409810007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 3487435 + ... + 3532565.

Almost surely, 2^158409810000 is an apocalyptic number.

158409810000 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 158409810000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (305953438560).

158409810000 is an abundant number, since it is smaller than the sum of its proper divisors (453497067120).

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

158409810000 is a wasteful number, since it uses less digits than its factorization.

158409810000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45181 (or 45154 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 36.

The spelling of 158409810000 in words is "one hundred fifty-eight billion, four hundred nine million, eight hundred ten thousand".