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8682793406464 = 21219532578191
BaseRepresentation
bin111111001011001111011…
…0100010001000000000000
31010202001210210122021122011
41332112132310101000000
52114224330103001324
630244453100222304
71554211500133102
oct176263664210000
933661723567564
108682793406464
1128483965774a1
12b82949b3a994
134aca263154b8
1422036c687572
15100cd5637c94
hex7e59ed11000

8682793406464 has 208 divisors, whose sum is σ = 18696931246080. Its totient is φ = 4019107921920.

The previous prime is 8682793406431. The next prime is 8682793406473. The reversal of 8682793406464 is 4646043972868.

It is a self number, because there is not a number n which added to its sum of digits gives 8682793406464.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1060036609 + ... + 1060044799.

Almost surely, 28682793406464 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 8682793406464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9348465623040).

8682793406464 is an abundant number, since it is smaller than the sum of its proper divisors (10014137839616).

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

8682793406464 is a wasteful number, since it uses less digits than its factorization.

8682793406464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8544 (or 8522 counting only the distinct ones).

The product of its (nonzero) digits is 334430208, while the sum is 67.

The spelling of 8682793406464 in words is "eight trillion, six hundred eighty-two billion, seven hundred ninety-three million, four hundred six thousand, four hundred sixty-four".