889606453320 has 1280 divisors, whose sum is σ = 3503896704000. Its totient is φ = 200593926144.

The previous prime is 889606453297. The next prime is 889606453331. The reversal of 889606453320 is 23354606988.

889606453320 is a `hidden beast` number, since 8 + 8 + 9 + 606 + 4 + 5 + 3 + 3 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 3918971047 + ... + 3918971273.

It is an arithmetic number, because the mean of its divisors is an integer number (2737419300).

Almost surely, 2^889606453320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 889606453320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1751948352000).

889606453320 is an abundant number, since it is smaller than the sum of its proper divisors (2614290250680).

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

889606453320 is a wasteful number, since it uses less digits than its factorization.

889606453320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424 (or 411 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 54.

The spelling of 889606453320 in words is "eight hundred eighty-nine billion, six hundred six million, four hundred fifty-three thousand, three hundred twenty".