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89808814368 = 25337133136847
BaseRepresentation
bin101001110100100000…
…1011100000100100000
322120210221010110202000
41103221001130010200
52432412024024433
6105131350324000
76326355220020
oct1235101340440
9276727113660
1089808814368
11350a6809539
12154a4959600
138613332ca0
1444bd771a80
1525096b4113
hex14e905c120

89808814368 has 384 divisors, whose sum is σ = 332799344640. Its totient is φ = 22921159680.

The previous prime is 89808814349. The next prime is 89808814391. The reversal of 89808814368 is 86341880898.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2418921 + ... + 2455767.

It is an arithmetic number, because the mean of its divisors is an integer number (866664960).

Almost surely, 289808814368 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 89808814368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166399672320).

89808814368 is an abundant number, since it is smaller than the sum of its proper divisors (242990530272).

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

89808814368 is a wasteful number, since it uses less digits than its factorization.

89808814368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36917 (or 36903 counting only the distinct ones).

The product of its (nonzero) digits is 21233664, while the sum is 63.

The spelling of 89808814368 in words is "eighty-nine billion, eight hundred eight million, eight hundred fourteen thousand, three hundred sixty-eight".