158286426709 has 8 divisors (see below), whose sum is σ = 170759608920. Its totient is φ = 146164601856.

The previous prime is 158286426703. The next prime is 158286426733. The reversal of 158286426709 is 907624682851.

158286426709 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 16494264900 + 141792161809 = 128430^2 + 376553^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 158286426709 - 2¹³ = 158286418517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158286426703) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 87838404 + ... + 87840205.

It is an arithmetic number, because the mean of its divisors is an integer number (21344951115).

Almost surely, 2^158286426709 is an apocalyptic number.

It is an amenable number.

158286426709 is a deficient number, since it is larger than the sum of its proper divisors (12473182211).

158286426709 is a wasteful number, since it uses less digits than its factorization.

158286426709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175678679.

The product of its (nonzero) digits is 11612160, while the sum is 58.

The spelling of 158286426709 in words is "one hundred fifty-eight billion, two hundred eighty-six million, four hundred twenty-six thousand, seven hundred nine".