9868521330 has 32 divisors (see below), whose sum is σ = 26316057600. Its totient is φ = 2631605616.

The previous prime is 9868521323. The next prime is 9868521343. The reversal of 9868521330 is 331258689.

It is a happy number.

9868521330 is a `hidden beast` number, since 98 + 6 + 8 + 521 + 3 + 30 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18274770 + ... + 18275309.

It is an arithmetic number, because the mean of its divisors is an integer number (822376800).

Almost surely, 2^9868521330 is an apocalyptic number.

9868521330 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

9868521330 is an abundant number, since it is smaller than the sum of its proper divisors (16447536270).

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

9868521330 is a wasteful number, since it uses less digits than its factorization.

9868521330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36550095 (or 36550089 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 9868521330 is about 99340.4314969489. The cubic root of 9868521330 is about 2144.9509304634.

The spelling of 9868521330 in words is "nine billion, eight hundred sixty-eight million, five hundred twenty-one thousand, three hundred thirty".