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20135635165245 = 3519281251428297
BaseRepresentation
bin1001001010000001100010…
…11000011010000000111101
32122021221121000221210202110
410211000301120122000331
510114400240100241440
6110454103314244233
74145515544633265
oct445006130320075
978257530853673
1020135635165245
116463525130226
122312507586679
13b30a227a5a72
144d87d9cc67a5
1524db927b8080
hex12503161a03d

20135635165245 has 32 divisors (see below), whose sum is σ = 34033334417280. Its totient is φ = 10137588894720.

The previous prime is 20135635165241. The next prime is 20135635165253. The reversal of 20135635165245 is 54256153653102.

It is not a de Polignac number, because 20135635165245 - 22 = 20135635165241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20135635165194 and 20135635165203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20135635165241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 125634064 + ... + 125794233.

It is an arithmetic number, because the mean of its divisors is an integer number (1063541700540).

Almost surely, 220135635165245 is an apocalyptic number.

It is an amenable number.

20135635165245 is a deficient number, since it is larger than the sum of its proper divisors (13897699252035).

20135635165245 is a wasteful number, since it uses less digits than its factorization.

20135635165245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251428605.

The product of its (nonzero) digits is 3240000, while the sum is 48.

The spelling of 20135635165245 in words is "twenty trillion, one hundred thirty-five billion, six hundred thirty-five million, one hundred sixty-five thousand, two hundred forty-five".

Divisors: 1 3 5 15 19 57 95 281 285 843 1405 4215 5339 16017 26695 80085 251428297 754284891 1257141485 3771424455 4777137643 14331412929 23885688215 70651351457 71657064645 211954054371 353256757285 1059770271855 1342375677683 4027127033049 6711878388415 20135635165245