9872287776 has 360 divisors, whose sum is σ = 32498129664. Its totient is φ = 2935595520.

The previous prime is 9872287751. The next prime is 9872287781. The reversal of 9872287776 is 6777822789.

It is a zygodrome in base 3.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 13579125 + ... + 13579851.

Almost surely, 2^9872287776 is an apocalyptic number.

9872287776 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9872287776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16249064832).

9872287776 is an abundant number, since it is smaller than the sum of its proper divisors (22625841888).

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

9872287776 is a wasteful number, since it uses less digits than its factorization.

9872287776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806 (or 776 counting only the distinct ones).

The product of its digits is 33191424, while the sum is 63.

The square root of 9872287776 is about 99359.3869546305. The cubic root of 9872287776 is about 2145.2237783063.

The spelling of 9872287776 in words is "nine billion, eight hundred seventy-two million, two hundred eighty-seven thousand, seven hundred seventy-six".