158493042900 has 432 divisors, whose sum is σ = 542890252800. Its totient is φ = 39658429440.

The previous prime is 158493042887. The next prime is 158493042931. The reversal of 158493042900 is 9240394851.

158493042900 is a `hidden beast` number, since 1 + 58 + 4 + 9 + 304 + 290 + 0 = 666.

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 143 ways as a sum of consecutive naturals, for example, 110140381 + ... + 110141819.

It is an arithmetic number, because the mean of its divisors is an integer number (1256690400).

Almost surely, 2^158493042900 is an apocalyptic number.

158493042900 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 158493042900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271445126400).

158493042900 is an abundant number, since it is smaller than the sum of its proper divisors (384397209900).

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

158493042900 is a wasteful number, since it uses less digits than its factorization.

158493042900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613 (or 1581 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 158493042900 in words is "one hundred fifty-eight billion, four hundred ninety-three million, forty-two thousand, nine hundred".