1158286568 has 48 divisors (see below), whose sum is σ = 2318267520. Its totient is φ = 542428928.

The previous prime is 1158286561. The next prime is 1158286579. The reversal of 1158286568 is 8656828511.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1158286561) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 523721 + ... + 525927.

It is an arithmetic number, because the mean of its divisors is an integer number (48297240).

Almost surely, 2^1158286568 is an apocalyptic number.

It is an amenable number.

1158286568 is an abundant number, since it is smaller than the sum of its proper divisors (1159980952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1158286568 is a wasteful number, since it uses less digits than its factorization.

1158286568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2474 (or 2453 counting only the distinct ones).

The product of its digits is 921600, while the sum is 50.

The square root of 1158286568 is about 34033.6093883678. The cubic root of 1158286568 is about 1050.1999824684.

The spelling of 1158286568 in words is "one billion, one hundred fifty-eight million, two hundred eighty-six thousand, five hundred sixty-eight".