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53208048564 = 223211134363759
BaseRepresentation
bin110001100011011100…
…100110001110110100
312002100011022220221100
4301203130212032310
51332432230023224
640235441050100
73562354644006
oct614334461664
9162304286840
1053208048564
1120624613460
12a38b326930
13502c598b08
14280a812376
1515b6332ac9
hexc637263b4

53208048564 has 36 divisors (see below), whose sum is σ = 146725225920. Its totient is φ = 16123650960.

The previous prime is 53208048563. The next prime is 53208048581. The reversal of 53208048564 is 46584080235.

53208048564 is a `hidden beast` number, since 5 + 3 + 2 + 0 + 80 + 4 + 8 + 564 = 666.

53208048564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53208048563) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67181484 + ... + 67182275.

It is an arithmetic number, because the mean of its divisors is an integer number (4075700720).

Almost surely, 253208048564 is an apocalyptic number.

It is an amenable number.

53208048564 is an abundant number, since it is smaller than the sum of its proper divisors (93517177356).

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

53208048564 is a wasteful number, since it uses less digits than its factorization.

53208048564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134363780 (or 134363775 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 45.

It can be divided in two parts, 532080 and 48564, that added together give a square (580644 = 7622).

The spelling of 53208048564 in words is "fifty-three billion, two hundred eight million, forty-eight thousand, five hundred sixty-four".

Divisors: 1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 132 198 396 134363759 268727518 403091277 537455036 806182554 1209273831 1478001349 1612365108 2418547662 2956002698 4434004047 4837095324 5912005396 8868008094 13302012141 17736016188 26604024282 53208048564