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8680424693759 = 713711343511019
BaseRepresentation
bin111111001010001000110…
…1000010101111111111111
31010201211200201111012122222
41332110101220111333333
52114210002210200014
630243422042355555
71554066005326130
oct176242150257777
933654621435588
108680424693759
112847390494595
12b823a87bbbbb
134ac739662750
142201c5c4dc87
15100be76e208e
hex7e511a15fff

8680424693759 has 16 divisors (see below), whose sum is σ = 10834072865280. Its totient is φ = 6771295530720.

The previous prime is 8680424693749. The next prime is 8680424693797. The reversal of 8680424693759 is 9573964240868.

It is not a de Polignac number, because 8680424693759 - 28 = 8680424693503 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (71).

It is a junction number, because it is equal to n+sod(n) for n = 8680424693692 and 8680424693701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8680424693749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 671749049 + ... + 671761970.

It is an arithmetic number, because the mean of its divisors is an integer number (677129554080).

Almost surely, 28680424693759 is an apocalyptic number.

8680424693759 is a deficient number, since it is larger than the sum of its proper divisors (2153648171521).

8680424693759 is a wasteful number, since it uses less digits than its factorization.

8680424693759 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1343511110.

The product of its (nonzero) digits is 627056640, while the sum is 71.

The spelling of 8680424693759 in words is "eight trillion, six hundred eighty billion, four hundred twenty-four million, six hundred ninety-three thousand, seven hundred fifty-nine".

Divisors: 1 7 13 71 91 497 923 6461 1343511019 9404577133 17465643247 95389282349 122259502729 667724976443 1240060670537 8680424693759