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5489672769845 = 511216754334367
BaseRepresentation
bin100111111100010100111…
…1111101101000100110101
3201102210210201211012010222
41033320221333231010311
51204420322212113340
615401530523224125
71104421131426005
oct117705177550465
921383721735128
105489672769845
111827180188100
12747b28378045
1330a89b7b1764
1414d9b71c6005
1597beb8a98b5
hex4fe29fed135

5489672769845 has 24 divisors (see below), whose sum is σ = 7284282711552. Its totient is φ = 3968582092640.

The previous prime is 5489672769773. The next prime is 5489672769869.

5489672769845 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5489672769845 - 28 = 5489672769589 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5489672769845.

It is a congruent number.

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, 27066149 + ... + 27268218.

It is an arithmetic number, because the mean of its divisors is an integer number (303511779648).

Almost surely, 25489672769845 is an apocalyptic number.

5489672769845 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5489672769845 is a deficient number, since it is larger than the sum of its proper divisors (1794609941707).

5489672769845 is a wasteful number, since it uses less digits than its factorization.

5489672769845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54334561 (or 54334550 counting only the distinct ones).

The product of its digits is 7315660800, while the sum is 80.

The spelling of 5489672769845 in words is "five trillion, four hundred eighty-nine billion, six hundred seventy-two million, seven hundred sixty-nine thousand, eight hundred forty-five".

Divisors: 1 5 11 55 121 167 605 835 1837 9185 20207 101035 54334367 271671835 597678037 2988390185 6574458407 9073839289 32872292035 45369196445 99812232179 499061160895 1097934553969 5489672769845