158165627 has 16 divisors (see below), whose sum is σ = 166907904. Its totient is φ = 149688000.

The previous prime is 158165611. The next prime is 158165629. The reversal of 158165627 is 726561851.

It is a cyclic number.

It is not a de Polignac number, because 158165627 - 2⁴ = 158165611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158165629) 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 15 ways as a sum of consecutive naturals, for example, 562727 + ... + 563007.

It is an arithmetic number, because the mean of its divisors is an integer number (10431744).

Almost surely, 2^158165627 is an apocalyptic number.

158165627 is a deficient number, since it is larger than the sum of its proper divisors (8742277).

158165627 is a wasteful number, since it uses less digits than its factorization.

158165627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650.

The product of its digits is 100800, while the sum is 41.

The square root of 158165627 is about 12576.3916526164. The cubic root of 158165627 is about 540.8008544472.

The spelling of 158165627 in words is "one hundred fifty-eight million, one hundred sixty-five thousand, six hundred twenty-seven".