158847296497 has 4 divisors (see below), whose sum is σ = 158851454436. Its totient is φ = 158843138560.

The previous prime is 158847296483. The next prime is 158847296519. The reversal of 158847296497 is 794692748851.

158847296497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 794692748851 = 194729 ⋅4081019.

It can be written as a sum of positive squares in 2 ways, for example, as 106900225936 + 51947070561 = 326956^2 + 227919^2 .

It is a cyclic number.

It is not a de Polignac number, because 158847296497 - 2²³ = 158838907889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158847296407) 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 3 ways as a sum of consecutive naturals, for example, 2021128 + ... + 2098249.

It is an arithmetic number, because the mean of its divisors is an integer number (39712863609).

Almost surely, 2^158847296497 is an apocalyptic number.

It is an amenable number.

158847296497 is a deficient number, since it is larger than the sum of its proper divisors (4157939).

158847296497 is an equidigital number, since it uses as much as digits as its factorization.

158847296497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4157938.

The product of its digits is 243855360, while the sum is 70.

The spelling of 158847296497 in words is "one hundred fifty-eight billion, eight hundred forty-seven million, two hundred ninety-six thousand, four hundred ninety-seven".