158992468 has 12 divisors (see below), whose sum is σ = 290334240. Its totient is φ = 76039832.

The previous prime is 158992453. The next prime is 158992489. The reversal of 158992468 is 864299851.

It is a super-3 number, since 3×158992468³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 863998 + ... + 864181.

It is an arithmetic number, because the mean of its divisors is an integer number (24194520).

Almost surely, 2^158992468 is an apocalyptic number.

It is an amenable number.

158992468 is a deficient number, since it is larger than the sum of its proper divisors (131341772).

158992468 is a wasteful number, since it uses less digits than its factorization.

158992468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1728206 (or 1728204 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 52.

The square root of 158992468 is about 12609.2215461542. The cubic root of 158992468 is about 541.7415969347.

The spelling of 158992468 in words is "one hundred fifty-eight million, nine hundred ninety-two thousand, four hundred sixty-eight".