158428325782 has 8 divisors (see below), whose sum is σ = 242126309376. Its totient is φ = 77719555992.

The previous prime is 158428325779. The next prime is 158428325789. The reversal of 158428325782 is 287523824851.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158428325789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 747303318 + ... + 747303529.

It is an arithmetic number, because the mean of its divisors is an integer number (30265788672).

Almost surely, 2^158428325782 is an apocalyptic number.

158428325782 is a deficient number, since it is larger than the sum of its proper divisors (83697983594).

158428325782 is a wasteful number, since it uses less digits than its factorization.

158428325782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1494606902.

The product of its digits is 8601600, while the sum is 55.

The spelling of 158428325782 in words is "one hundred fifty-eight billion, four hundred twenty-eight million, three hundred twenty-five thousand, seven hundred eighty-two".