158313950633 has 2 divisors, whose sum is σ = 158313950634. Its totient is φ = 158313950632.

The previous prime is 158313950617. The next prime is 158313950659. The reversal of 158313950633 is 336059313851.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 143586429184 + 14727521449 = 378928^2 + 121357^2 .

It is a cyclic number.

It is not a de Polignac number, because 158313950633 - 2⁴ = 158313950617 is a prime.

It is a super-2 number, since 2×158313950633² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (158313950603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79156975316 + 79156975317.

It is an arithmetic number, because the mean of its divisors is an integer number (79156975317).

Almost surely, 2^158313950633 is an apocalyptic number.

It is an amenable number.

158313950633 is a deficient number, since it is larger than the sum of its proper divisors (1).

158313950633 is an equidigital number, since it uses as much as digits as its factorization.

158313950633 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 874800, while the sum is 47.

The spelling of 158313950633 in words is "one hundred fifty-eight billion, three hundred thirteen million, nine hundred fifty thousand, six hundred thirty-three".