158920656336 has 120 divisors (see below), whose sum is σ = 479218052040. Its totient is φ = 48873259008.

The previous prime is 158920656289. The next prime is 158920656341. The reversal of 158920656336 is 633656029851.

It is a happy number.

158920656336 is a `hidden beast` number, since 1 + 58 + 9 + 20 + 6 + 563 + 3 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 72576360000 + 86344296336 = 269400^2 + 293844^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3754780 + ... + 3796868.

It is an arithmetic number, because the mean of its divisors is an integer number (3993483767).

Almost surely, 2^158920656336 is an apocalyptic number.

158920656336 is a gapful number since it is divisible by the number (16) 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 158920656336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239609026020).

158920656336 is an abundant number, since it is smaller than the sum of its proper divisors (320297395704).

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

158920656336 is a wasteful number, since it uses less digits than its factorization.

158920656336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44133 (or 44124 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 54.

The spelling of 158920656336 in words is "one hundred fifty-eight billion, nine hundred twenty million, six hundred fifty-six thousand, three hundred thirty-six".