158422440907 has 2 divisors, whose sum is σ = 158422440908. Its totient is φ = 158422440906.

The previous prime is 158422440809. The next prime is 158422440929. The reversal of 158422440907 is 709044224851.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 158422440907 - 2²⁷ = 158288223179 is a prime.

It is not a weakly prime, because it can be changed into another prime (158422440107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79211220453 + 79211220454.

It is an arithmetic number, because the mean of its divisors is an integer number (79211220454).

Almost surely, 2^158422440907 is an apocalyptic number.

158422440907 is a deficient number, since it is larger than the sum of its proper divisors (1).

158422440907 is an equidigital number, since it uses as much as digits as its factorization.

158422440907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 645120, while the sum is 46.

The spelling of 158422440907 in words is "one hundred fifty-eight billion, four hundred twenty-two million, four hundred forty thousand, nine hundred seven".