8989820638332 has 48 divisors (see below), whose sum is σ = 22104974449152. Its totient is φ = 2837940212800.

The previous prime is 8989820638307. The next prime is 8989820638361. The reversal of 8989820638332 is 2338360289898.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161218728 + ... + 161274479.

It is an arithmetic number, because the mean of its divisors is an integer number (460520301024).

Almost surely, 2^{8989820638332} is an apocalyptic number.

It is an amenable number.

8989820638332 is an abundant number, since it is smaller than the sum of its proper divisors (13115153810820).

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

8989820638332 is a wasteful number, since it uses less digits than its factorization.

8989820638332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322493338 (or 322493336 counting only the distinct ones).

The product of its (nonzero) digits is 214990848, while the sum is 69.

The spelling of 8989820638332 in words is "eight trillion, nine hundred eighty-nine billion, eight hundred twenty million, six hundred thirty-eight thousand, three hundred thirty-two".