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26853012871135 = 5112321227678159
BaseRepresentation
bin1100001101100001101000…
…10010110001011111011111
310112002010022122012200101021
412012300310102301133133
512004424432243334020
6133040034231225011
75441031456221533
oct606606422613737
9115063278180337
1026853012871135
118613331788980
123018363818167
1311ca2c75ccaa9
1468b99acd9bc3
1531879623d1aa
hex186c344b17df

26853012871135 has 16 divisors (see below), whose sum is σ = 36681427860480. Its totient is φ = 18680356779040.

The previous prime is 26853012871133. The next prime is 26853012871147. The reversal of 26853012871135 is 53117821035862.

It is not a de Polignac number, because 26853012871135 - 21 = 26853012871133 is a prime.

It is a super-2 number, since 2×268530128711352 (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26853012871133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10613837815 + ... + 10613840344.

It is an arithmetic number, because the mean of its divisors is an integer number (2292589241280).

Almost surely, 226853012871135 is an apocalyptic number.

26853012871135 is a deficient number, since it is larger than the sum of its proper divisors (9828414989345).

26853012871135 is a wasteful number, since it uses less digits than its factorization.

26853012871135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21227678198.

The product of its (nonzero) digits is 2419200, while the sum is 52.

The spelling of 26853012871135 in words is "twenty-six trillion, eight hundred fifty-three billion, twelve million, eight hundred seventy-one thousand, one hundred thirty-five".

Divisors: 1 5 11 23 55 115 253 1265 21227678159 106138390795 233504459749 488236597657 1167522298745 2441182988285 5370602574227 26853012871135