158215305744 has 120 divisors (see below), whose sum is σ = 451426053312. Its totient is φ = 51710280960.

The previous prime is 158215305733. The next prime is 158215305763. The reversal of 158215305744 is 447503512851.

158215305744 is a `hidden beast` number, since 1 + 5 + 8 + 21 + 53 + 0 + 574 + 4 = 666.

158215305744 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 158215305744.

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, 13815829 + ... + 13827275.

Almost surely, 2^158215305744 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 158215305744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225713026656).

158215305744 is an abundant number, since it is smaller than the sum of its proper divisors (293210747568).

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

158215305744 is a wasteful number, since it uses less digits than its factorization.

158215305744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13325 (or 13316 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 45.

The spelling of 158215305744 in words is "one hundred fifty-eight billion, two hundred fifteen million, three hundred five thousand, seven hundred forty-four".