389268939000 has 256 divisors, whose sum is σ = 1226423278080. Its totient is φ = 102792499200.

The previous prime is 389268938999. The next prime is 389268939041. The reversal of 389268939000 is 939862983.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 150121704 + ... + 150124296.

It is an arithmetic number, because the mean of its divisors is an integer number (4790715930).

Almost surely, 2^389268939000 is an apocalyptic number.

389268939000 is a gapful number since it is divisible by the number (30) 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 389268939000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (613211639040).

389268939000 is an abundant number, since it is smaller than the sum of its proper divisors (837154339080).

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

389268939000 is a wasteful number, since it uses less digits than its factorization.

389268939000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3087 (or 3073 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 57.

The spelling of 389268939000 in words is "three hundred eighty-nine billion, two hundred sixty-eight million, nine hundred thirty-nine thousand".