158426043318 has 24 divisors (see below), whose sum is σ = 355969629288. Its totient is φ = 52808680944.

The previous prime is 158426043301. The next prime is 158426043341. The reversal of 158426043318 is 813340624851.

158426043318 is a `hidden beast` number, since 1 + 5 + 8 + 4 + 2 + 604 + 3 + 31 + 8 = 666.

It is a super-2 number, since 2×158426043318² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 162989271 + ... + 162990242.

It is an arithmetic number, because the mean of its divisors is an integer number (14832067887).

Almost surely, 2^158426043318 is an apocalyptic number.

158426043318 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

158426043318 is an abundant number, since it is smaller than the sum of its proper divisors (197543585970).

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

158426043318 is an equidigital number, since it uses as much as digits as its factorization.

158426043318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325979530 (or 325979518 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 158426043318 in words is "one hundred fifty-eight billion, four hundred twenty-six million, forty-three thousand, three hundred eighteen".