8891735616 has 63 divisors (see below), whose sum is σ = 25493043121. Its totient is φ = 2963157504.

The previous prime is 8891735609. The next prime is 8891735647. The reversal of 8891735616 is 6165371988.

The square root of 8891735616 is 94296.

It is a perfect power (a square), and thus also a powerful number.

8891735616 is a `hidden beast` number, since 8 + 8 + 9 + 1 + 73 + 561 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1259966016 + 7631769600 = 35496^2 + 87360^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2261140 + ... + 2265068.

Almost surely, 2^8891735616 is an apocalyptic number.

8891735616 is the 94296-th square number.

It is an amenable number.

8891735616 is an abundant number, since it is smaller than the sum of its proper divisors (16601307505).

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

8891735616 is an frugal number, since it uses more digits than its factorization.

8891735616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7876 (or 3934 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 54.

The cubic root of 8891735616 is about 2071.7094497754.

The spelling of 8891735616 in words is "eight billion, eight hundred ninety-one million, seven hundred thirty-five thousand, six hundred sixteen".