8816909562 has 64 divisors (see below), whose sum is σ = 20559744000. Its totient is φ = 2795413104.

The previous prime is 8816909557. The next prime is 8816909617. The reversal of 8816909562 is 2659096188.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 8816909499 and 8816909508.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 202489 + ... + 242147.

It is an arithmetic number, because the mean of its divisors is an integer number (321246000).

Almost surely, 2^8816909562 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8816909562, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10279872000).

8816909562 is an abundant number, since it is smaller than the sum of its proper divisors (11742834438).

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

8816909562 is a wasteful number, since it uses less digits than its factorization.

8816909562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39872 (or 39866 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 54.

The square root of 8816909562 is about 93898.4002100142. The cubic root of 8816909562 is about 2065.8817639512.

The spelling of 8816909562 in words is "eight billion, eight hundred sixteen million, nine hundred nine thousand, five hundred sixty-two".