158091254329 has 2 divisors, whose sum is σ = 158091254330. Its totient is φ = 158091254328.

The previous prime is 158091254183. The next prime is 158091254389. The reversal of 158091254329 is 923452190851.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79648128400 + 78443125929 = 282220^2 + 280077^2 .

It is a cyclic number.

It is not a de Polignac number, because 158091254329 - 2³¹ = 155943770681 is a prime.

It is a super-2 number, since 2×158091254329² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (158091254389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79045627164 + 79045627165.

It is an arithmetic number, because the mean of its divisors is an integer number (79045627165).

Almost surely, 2^158091254329 is an apocalyptic number.

It is an amenable number.

158091254329 is a deficient number, since it is larger than the sum of its proper divisors (1).

158091254329 is an equidigital number, since it uses as much as digits as its factorization.

158091254329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 49.

The spelling of 158091254329 in words is "one hundred fifty-eight billion, ninety-one million, two hundred fifty-four thousand, three hundred twenty-nine".