158635674260 has 72 divisors (see below), whose sum is σ = 388269348264. Its totient is φ = 54284805120.

The previous prime is 158635674257. The next prime is 158635674287. The reversal of 158635674260 is 62476536851.

It is a happy number.

158635674260 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2425759504 + 156209914756 = 49252^2 + 395234^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 355232 + ... + 665928.

It is an arithmetic number, because the mean of its divisors is an integer number (5392629837).

Almost surely, 2^158635674260 is an apocalyptic number.

158635674260 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 158635674260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194134674132).

158635674260 is an abundant number, since it is smaller than the sum of its proper divisors (229633674004).

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

158635674260 is a wasteful number, since it uses less digits than its factorization.

158635674260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311241 (or 311232 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 53.

The spelling of 158635674260 in words is "one hundred fifty-eight billion, six hundred thirty-five million, six hundred seventy-four thousand, two hundred sixty".