4891568732 has 12 divisors (see below), whose sum is σ = 8560768440. Its totient is φ = 2445634896.

The previous prime is 4891568701. The next prime is 4891568741. The reversal of 4891568732 is 2378651984.

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, 71519 + ... + 122057.

It is an arithmetic number, because the mean of its divisors is an integer number (713397370).

Almost surely, 2^4891568732 is an apocalyptic number.

It is an amenable number.

4891568732 is a deficient number, since it is larger than the sum of its proper divisors (3669199708).

4891568732 is a wasteful number, since it uses less digits than its factorization.

4891568732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74740 (or 74738 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 53.

The square root of 4891568732 is about 69939.7507287522. The cubic root of 4891568732 is about 1697.5245091221.

The spelling of 4891568732 in words is "four billion, eight hundred ninety-one million, five hundred sixty-eight thousand, seven hundred thirty-two".