158378436048 has 160 divisors (see below), whose sum is σ = 490860011520. Its totient is φ = 43048880640.

The previous prime is 158378436023. The next prime is 158378436071. The reversal of 158378436048 is 840634873851.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 485686 + ... + 743402.

It is an arithmetic number, because the mean of its divisors is an integer number (3067875072).

Almost surely, 2^158378436048 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 158378436048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245430005760).

158378436048 is an abundant number, since it is smaller than the sum of its proper divisors (332481575472).

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

158378436048 is a wasteful number, since it uses less digits than its factorization.

158378436048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257825 (or 257819 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 57.

The spelling of 158378436048 in words is "one hundred fifty-eight billion, three hundred seventy-eight million, four hundred thirty-six thousand, forty-eight".