989301921268 has 48 divisors (see below), whose sum is σ = 1873091263680. Its totient is φ = 455600837376.

The previous prime is 989301921229. The next prime is 989301921277. The reversal of 989301921268 is 862129103989.

It is a congruent number.

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, 3540696 + ... + 3809872.

It is an arithmetic number, because the mean of its divisors is an integer number (39022734660).

Almost surely, 2^989301921268 is an apocalyptic number.

It is an amenable number.

989301921268 is a deficient number, since it is larger than the sum of its proper divisors (883789342412).

989301921268 is a wasteful number, since it uses less digits than its factorization.

989301921268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270544 (or 270542 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 58.

The spelling of 989301921268 in words is "nine hundred eighty-nine billion, three hundred one million, nine hundred twenty-one thousand, two hundred sixty-eight".