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26012088216 = 23324124136563
BaseRepresentation
bin11000001110011100…
…001111011110011000
32111010211022222211200
4120032130033132120
5411233043310331
615541053154200
71610414046612
oct301634173630
974124288750
1026012088216
1110039166974
12505b48b960
1325b711689a
14138a95ddb2
15a239905e6
hex60e70f798

26012088216 has 96 divisors (see below), whose sum is σ = 72469116720. Its totient is φ = 8423884800.

The previous prime is 26012088163. The next prime is 26012088217. The reversal of 26012088216 is 61288021062.

26012088216 is a `hidden beast` number, since 2 + 601 + 20 + 8 + 8 + 21 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26012088217) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 693151 + ... + 729713.

Almost surely, 226012088216 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 26012088216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36234558360).

26012088216 is an abundant number, since it is smaller than the sum of its proper divisors (46457028504).

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

26012088216 is a wasteful number, since it uses less digits than its factorization.

26012088216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36857 (or 36850 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The spelling of 26012088216 in words is "twenty-six billion, twelve million, eighty-eight thousand, two hundred sixteen".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 41 72 82 123 164 241 246 328 369 482 492 723 738 964 984 1446 1476 1928 2169 2892 2952 4338 5784 8676 9881 17352 19762 29643 36563 39524 59286 73126 79048 88929 109689 118572 146252 177858 219378 237144 292504 329067 355716 438756 658134 711432 877512 1316268 1499083 2632536 2998166 4497249 5996332 8811683 8994498 11992664 13491747 17623366 17988996 26435049 26983494 35246732 35977992 52870098 53966988 70493464 79305147 105740196 107933976 158610294 211480392 317220588 361279003 634441176 722558006 1083837009 1445116012 2167674018 2890232024 3251511027 4335348036 6503022054 8670696072 13006044108 26012088216