158166964 has 12 divisors (see below), whose sum is σ = 281484000. Its totient is φ = 77742968.

The previous prime is 158166941. The next prime is 158166977. The reversal of 158166964 is 469661851.

It is a nialpdrome in base 15.

It is a zygodrome in base 15.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 334864 + ... + 335335.

It is an arithmetic number, because the mean of its divisors is an integer number (23457000).

Almost surely, 2^158166964 is an apocalyptic number.

It is an amenable number.

158166964 is a deficient number, since it is larger than the sum of its proper divisors (123317036).

158166964 is a wasteful number, since it uses less digits than its factorization.

158166964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670262 (or 670260 counting only the distinct ones).

The product of its digits is 311040, while the sum is 46.

The square root of 158166964 is about 12576.4448076553. Note that the first 3 decimals coincide. The cubic root of 158166964 is about 540.8023782691.

The spelling of 158166964 in words is "one hundred fifty-eight million, one hundred sixty-six thousand, nine hundred sixty-four".