9852780768 has 48 divisors (see below), whose sum is σ = 25891624080. Its totient is φ = 3280695296.

The previous prime is 9852780761. The next prime is 9852780781. The reversal of 9852780768 is 8670872589.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9852780761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33946 + ... + 144422.

It is an arithmetic number, because the mean of its divisors is an integer number (539408835).

Almost surely, 2^9852780768 is an apocalyptic number.

It is an amenable number.

9852780768 is an abundant number, since it is smaller than the sum of its proper divisors (16038843312).

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

9852780768 is a wasteful number, since it uses less digits than its factorization.

9852780768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111419 (or 111411 counting only the distinct ones).

The product of its (nonzero) digits is 13547520, while the sum is 60.

The square root of 9852780768 is about 99261.1745245844. The cubic root of 9852780768 is about 2143.8099050848.

The spelling of 9852780768 in words is "nine billion, eight hundred fifty-two million, seven hundred eighty thousand, seven hundred sixty-eight".