158763868 has 24 divisors (see below), whose sum is σ = 280410480. Its totient is φ = 78650880.

The previous prime is 158763863. The next prime is 158763889. The reversal of 158763868 is 868367851.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158763863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323103 + ... + 323593.

It is an arithmetic number, because the mean of its divisors is an integer number (11683770).

Almost surely, 2^158763868 is an apocalyptic number.

It is an amenable number.

158763868 is a deficient number, since it is larger than the sum of its proper divisors (121646612).

158763868 is a wasteful number, since it uses less digits than its factorization.

158763868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077 (or 1075 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 52.

The square root of 158763868 is about 12600.1534911286. The cubic root of 158763868 is about 541.4818329940.

The spelling of 158763868 in words is "one hundred fifty-eight million, seven hundred sixty-three thousand, eight hundred sixty-eight".