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10660061055 = 3571719271233
BaseRepresentation
bin10011110110110001…
…11001111101111111
31000111220210012200010
421323120321331333
5133312433423210
64521442034303
7525111011130
oct117330717577
930456705603
1010660061055
114580365716
122096048993
13100b684a47
14731aa1c87
15425ce1920
hex27b639f7f

10660061055 has 192 divisors, whose sum is σ = 22184368128. Its totient is φ = 4265533440.

The previous prime is 10660061033. The next prime is 10660061057. The reversal of 10660061055 is 55016006601.

It is not a de Polignac number, because 10660061055 - 26 = 10660060991 is a prime.

It is a super-2 number, since 2×106600610552 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10660061057) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 45751219 + ... + 45751451.

It is an arithmetic number, because the mean of its divisors is an integer number (115543584).

Almost surely, 210660061055 is an apocalyptic number.

10660061055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10660061055 is an abundant number, since it is smaller than the sum of its proper divisors (11524307073).

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

10660061055 is a wasteful number, since it uses less digits than its factorization.

10660061055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374 (or 355 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

Adding to 10660061055 its reverse (55016006601), we get a palindrome (65676067656).

The spelling of 10660061055 in words is "ten billion, six hundred sixty million, sixty-one thousand, fifty-five".