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80026002000 = 24335371271667
BaseRepresentation
bin100101010000111101…
…0111110001001010000
321122120011001010001000
41022201322332021100
52302343124031000
6100432522542000
75532055536120
oct1124172761120
9248504033030
1080026002000
1130a3665683a
1213614667900
13771463a109
143c323c6c80
152135908000
hex12a1ebe250

80026002000 has 640 divisors, whose sum is σ = 330401710080. Its totient is φ = 18136742400.

The previous prime is 80026001983. The next prime is 80026002041. The reversal of 80026002000 is 20062008.

It is a super-2 number, since 2×800260020002 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

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 127 ways as a sum of consecutive naturals, for example, 48005167 + ... + 48006833.

It is an arithmetic number, because the mean of its divisors is an integer number (516252672).

Almost surely, 280026002000 is an apocalyptic number.

80026002000 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 80026002000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165200855040).

80026002000 is an abundant number, since it is smaller than the sum of its proper divisors (250375708080).

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

80026002000 is a wasteful number, since it uses less digits than its factorization.

80026002000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1833 (or 1811 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 80026002000 its reverse (20062008), we get a palindrome (80046064008).

The spelling of 80026002000 in words is "eighty billion, twenty-six million, two thousand".