158968197319 has 8 divisors (see below), whose sum is σ = 166048630272. Its totient is φ = 151901828760.

The previous prime is 158968197277. The next prime is 158968197397. The reversal of 158968197319 is 913791869851.

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 158968197319 - 2³⁵ = 124608458951 is a prime.

It is a super-2 number, since 2×158968197319² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158968195319) 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 7 ways as a sum of consecutive naturals, for example, 3492987 + ... + 3538204.

It is an arithmetic number, because the mean of its divisors is an integer number (20756078784).

Almost surely, 2^158968197319 is an apocalyptic number.

158968197319 is a deficient number, since it is larger than the sum of its proper divisors (7080432953).

158968197319 is an equidigital number, since it uses as much as digits as its factorization.

158968197319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7032197.

The product of its digits is 29393280, while the sum is 67.

The spelling of 158968197319 in words is "one hundred fifty-eight billion, nine hundred sixty-eight million, one hundred ninety-seven thousand, three hundred nineteen".