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6815484713352 = 2337314125411439
BaseRepresentation
bin110001100101101101010…
…0010111001100110001000
3220010112221211220020021210
41203023122202321212020
51343131103041311402
622254553534333120
71302255031131120
oct143133242714610
926115854806253
106815484713352
112198481494507
12920a7805a1a0
133a590b3b7643
14197c2a8b1c80
15bc4468d806c
hex632da8b9988

6815484713352 has 384 divisors, whose sum is σ = 20655621734400. Its totient is φ = 1833829632000.

The previous prime is 6815484713351. The next prime is 6815484713357. The reversal of 6815484713352 is 2533174845186.

It is a happy number.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 6815484713292 and 6815484713301.

It is not an unprimeable number, because it can be changed into a prime (6815484713351) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4736263849 + ... + 4736265287.

It is an arithmetic number, because the mean of its divisors is an integer number (53790681600).

Almost surely, 26815484713352 is an apocalyptic number.

6815484713352 is a gapful number since it is divisible by the number (62) 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 6815484713352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10327810867200).

6815484713352 is an abundant number, since it is smaller than the sum of its proper divisors (13840137021048).

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

6815484713352 is a wasteful number, since it uses less digits than its factorization.

6815484713352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2109 (or 2064 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 57.

The spelling of 6815484713352 in words is "six trillion, eight hundred fifteen billion, four hundred eighty-four million, seven hundred thirteen thousand, three hundred fifty-two".