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808422244352 = 21549672
BaseRepresentation
bin10111100001110011011…
…10001000000000000000
32212021200100002002020122
423300321232020000000
5101221122043304402
61415214542155412
7112256312461202
oct13607156100000
92767610062218
10808422244352
11291939310618
12110816b82b68
135b306b1bc08
142b1b0b44772
15160678e6ca2
hexbc39b88000

808422244352 has 48 divisors (see below), whose sum is σ = 1617145395495. Its totient is φ = 404129742848.

The previous prime is 808422244243. The next prime is 808422244417. The reversal of 808422244352 is 253442224808.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 404211122176 + 404211122176 = 635776^2 + 635776^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=635776.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 162756173 + ... + 162761139.

Almost surely, 2808422244352 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 808422244352

808422244352 is an abundant number, since it is smaller than the sum of its proper divisors (808723151143).

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

808422244352 is an frugal number, since it uses more digits than its factorization.

808422244352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9964 (or 4969 counting only the distinct ones).

The product of its (nonzero) digits is 983040, while the sum is 44.

The spelling of 808422244352 in words is "eight hundred eight billion, four hundred twenty-two million, two hundred forty-four thousand, three hundred fifty-two".

Divisors: 1 2 4 8 16 32 64 128 256 512 1024 2048 4096 4967 8192 9934 16384 19868 32768 39736 79472 158944 317888 635776 1271552 2543104 5086208 10172416 20344832 24671089 40689664 49342178 81379328 98684356 162758656 197368712 394737424 789474848 1578949696 3157899392 6315798784 12631597568 25263195136 50526390272 101052780544 202105561088 404211122176 808422244352