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22686468804 = 2232679405667
BaseRepresentation
bin10101001000001110…
…000000101011000100
32011120001121000122100
4111020032000223010
5332430214000204
614231053432100
71432122542316
oct251016005304
964501530570
1022686468804
119691a1387a
12449179b630
1321a713444c
141152dd57b6
158cba2ba39
hex548380ac4

22686468804 has 36 divisors (see below), whose sum is σ = 58202273584. Its totient is φ = 7449287472.

The previous prime is 22686468751. The next prime is 22686468817. The reversal of 22686468804 is 40886468622.

22686468804 is a `hidden beast` number, since 2 + 26 + 86 + 468 + 80 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4700422 + ... + 4705245.

Almost surely, 222686468804 is an apocalyptic number.

It is an amenable number.

22686468804 is an abundant number, since it is smaller than the sum of its proper divisors (35515804780).

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

22686468804 is a wasteful number, since it uses less digits than its factorization.

22686468804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9405744 (or 9405739 counting only the distinct ones).

The product of its (nonzero) digits is 7077888, while the sum is 54.

The spelling of 22686468804 in words is "twenty-two billion, six hundred eighty-six million, four hundred sixty-eight thousand, eight hundred four".

Divisors: 1 2 3 4 6 9 12 18 36 67 134 201 268 402 603 804 1206 2412 9405667 18811334 28217001 37622668 56434002 84651003 112868004 169302006 338604012 630179689 1260359378 1890539067 2520718756 3781078134 5671617201 7562156268 11343234402 22686468804