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13055425045312 = 261317291011512087
BaseRepresentation
bin1011110111111011001111…
…1110001110001101000000
31201020002100000111120000111
42331332303332032031000
53202400002302422222
643433325055401104
72515136413614646
oct275766376161500
951202300446014
1013055425045312
1141838580a1671
12156a28b523194
13739176657010
14331c5905b196
15179905442777
hexbdfb3f8e340

13055425045312 has 448 divisors, whose sum is σ = 31081342602240. Its totient is φ = 5382881280000.

The previous prime is 13055425045301. The next prime is 13055425045319. The reversal of 13055425045312 is 21354052455031.

It is a super-2 number, since 2×130554250453122 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13055425045319) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6255593133 + ... + 6255595219.

It is an arithmetic number, because the mean of its divisors is an integer number (69377996880).

Almost surely, 213055425045312 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 13055425045312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15540671301120).

13055425045312 is an abundant number, since it is smaller than the sum of its proper divisors (18025917556928).

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

13055425045312 is a wasteful number, since it uses less digits than its factorization.

13055425045312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2410 (or 2400 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 40.

The spelling of 13055425045312 in words is "thirteen trillion, fifty-five billion, four hundred twenty-five million, forty-five thousand, three hundred twelve".