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80335453308 = 2231123434713093
BaseRepresentation
bin100101011010001011…
…1011011110001111100
321200100201022212102120
41022310113123301330
52304011334001213
6100523335322540
75542534041405
oct1126427336174
9250321285376
1080335453308
11310852a6120
12136a0220450
137763796ab6
143c6153a9ac
152152b82423
hex12b45dbc7c

80335453308 has 192 divisors, whose sum is σ = 223006113792. Its totient is φ = 22258494720.

The previous prime is 80335453301. The next prime is 80335453309.

It is a happy number.

80335453308 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 80335453308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80335453301) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6129210 + ... + 6142302.

It is an arithmetic number, because the mean of its divisors is an integer number (1161490176).

Almost surely, 280335453308 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 80335453308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111503056896).

80335453308 is an abundant number, since it is smaller than the sum of its proper divisors (142670660484).

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

80335453308 is a wasteful number, since it uses less digits than its factorization.

80335453308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13224 (or 13222 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 80335453308 in words is "eighty billion, three hundred thirty-five million, four hundred fifty-three thousand, three hundred eight".