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64028237882112 = 283372189047849
BaseRepresentation
bin11101000111011101111000…
…10111111110001100000000
322101201001001222122020222000
432203232330113332030000
531343014312344211422
6344102055540144000
716325613265120500
oct1643567427761400
9271631058566860
1064028237882112
1119446250087529
127221127398000
132995ab59537ba
1411b4daa069a00
157607c4b12cac
hex3a3bbc5fe300

64028237882112 has 216 divisors, whose sum is σ = 220255869078000. Its totient is φ = 18293782155264.

The previous prime is 64028237882083. The next prime is 64028237882129. The reversal of 64028237882112 is 21128873282046.

It is a happy number.

64028237882112 is a `hidden beast` number, since 6 + 4 + 0 + 2 + 82 + 378 + 82 + 112 = 666.

It is a tau number, because it is divible by the number of its divisors (216).

It is a super-3 number, since 3×640282378821123 (a number of 42 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 94185237 + ... + 94862612.

Almost surely, 264028237882112 is an apocalyptic number.

It is an amenable number.

64028237882112 is an abundant number, since it is smaller than the sum of its proper divisors (156227631195888).

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

64028237882112 is a wasteful number, since it uses less digits than its factorization.

64028237882112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189047888 (or 189047861 counting only the distinct ones).

The product of its (nonzero) digits is 4128768, while the sum is 54.

The spelling of 64028237882112 in words is "sixty-four trillion, twenty-eight billion, two hundred thirty-seven million, eight hundred eighty-two thousand, one hundred twelve".