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80395354790160 = 243519190126893449
BaseRepresentation
bin10010010001111010000000…
…100100000101100100010000
3101112122201110111122021122220
4102101322000210011210100
541014144141311241120
6442553041025501040
722635241560311454
oct2221720044054420
9345581414567586
1080395354790160
1123686529970643
1290251a97a1780
1335b2331cb4287
1415bd227c4c664
1594640360db40
hex491e80905910

80395354790160 has 320 divisors, whose sum is σ = 262654483680000. Its totient is φ = 20286288691200.

The previous prime is 80395354790143. The next prime is 80395354790209. The reversal of 80395354790160 is 6109745359308.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a junction number, because it is equal to n+sod(n) for n = 80395354790094 and 80395354790103.

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, 23309756116 + ... + 23309759564.

It is an arithmetic number, because the mean of its divisors is an integer number (820795261500).

Almost surely, 280395354790160 is an apocalyptic number.

80395354790160 is a gapful number since it is divisible by the number (80) 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 80395354790160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131327241840000).

80395354790160 is an abundant number, since it is smaller than the sum of its proper divisors (182259128889840).

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

80395354790160 is a wasteful number, since it uses less digits than its factorization.

80395354790160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8074 (or 8068 counting only the distinct ones).

The product of its (nonzero) digits is 24494400, while the sum is 60.

The spelling of 80395354790160 in words is "eighty trillion, three hundred ninety-five billion, three hundred fifty-four million, seven hundred ninety thousand, one hundred sixty".