158409838944 has 180 divisors, whose sum is σ = 541941237684. Its totient is φ = 45259917696.

The previous prime is 158409838943. The next prime is 158409838987. The reversal of 158409838944 is 449838904851.

158409838944 is a `hidden beast` number, since 1 + 584 + 0 + 9 + 8 + 3 + 8 + 9 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158409838943) 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 29 ways as a sum of consecutive naturals, for example, 496614 + ... + 750629.

Almost surely, 2^158409838944 is an apocalyptic number.

158409838944 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

158409838944 is an abundant number, since it is smaller than the sum of its proper divisors (383531398740).

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

158409838944 is a wasteful number, since it uses less digits than its factorization.

158409838944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1247279 (or 1247255 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 63.

The spelling of 158409838944 in words is "one hundred fifty-eight billion, four hundred nine million, eight hundred thirty-eight thousand, nine hundred forty-four".