158403936208 has 80 divisors (see below), whose sum is σ = 358054960000. Its totient is φ = 67859866368.

The previous prime is 158403936193. The next prime is 158403936221. The reversal of 158403936208 is 802639304851.

158403936208 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 is a Harshad number since it is a multiple of its sum of digits (49).

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 15 ways as a sum of consecutive naturals, for example, 19363063 + ... + 19371241.

It is an arithmetic number, because the mean of its divisors is an integer number (4475687000).

Almost surely, 2^158403936208 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158403936208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179027480000).

158403936208 is an abundant number, since it is smaller than the sum of its proper divisors (199651023792).

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

158403936208 is an equidigital number, since it uses as much as digits as its factorization.

158403936208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11737 (or 11717 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 49.

The spelling of 158403936208 in words is "one hundred fifty-eight billion, four hundred three million, nine hundred thirty-six thousand, two hundred eight".