158782889456 has 80 divisors (see below), whose sum is σ = 327158310528. Its totient is φ = 74396467200.

The previous prime is 158782889449. The next prime is 158782889467. The reversal of 158782889456 is 654988287851.

158782889456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 158782889456.

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, 75144656 + ... + 75146768.

Almost surely, 2^158782889456 is an apocalyptic number.

158782889456 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 158782889456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163579155264).

158782889456 is an abundant number, since it is smaller than the sum of its proper divisors (168375421072).

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

158782889456 is a wasteful number, since it uses less digits than its factorization.

158782889456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3210 (or 3204 counting only the distinct ones).

The product of its digits is 309657600, while the sum is 71.

The spelling of 158782889456 in words is "one hundred fifty-eight billion, seven hundred eighty-two million, eight hundred eighty-nine thousand, four hundred fifty-six".