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80888480000 = 2854836091
BaseRepresentation
bin100101101010101010…
…1000100000100000000
321201210020221112102122
41023111111010010000
52311124422330000
6101054252503412
75562330510206
oct1132525040400
9251706845378
1080888480000
1131339490279
121381547ab68
137821226b23
143cb4b77076
1521864c2085
hex12d5544100

80888480000 has 180 divisors, whose sum is σ = 204226039248. Its totient is φ = 31960320000.

The previous prime is 80888479993. The next prime is 80888480009. The reversal of 80888480000 is 8488808.

It is not an unprimeable number, because it can be changed into a prime (80888480009) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 13276955 + ... + 13283045.

Almost surely, 280888480000 is an apocalyptic number.

80888480000 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 80888480000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102113019624).

80888480000 is an abundant number, since it is smaller than the sum of its proper divisors (123337559248).

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

80888480000 is an frugal number, since it uses more digits than its factorization.

80888480000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6210 (or 6181 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 44.

The spelling of 80888480000 in words is "eighty billion, eight hundred eighty-eight million, four hundred eighty thousand".