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55386112536 = 2332769251563
BaseRepresentation
bin110011100101010001…
…010000001000011000
312021221221202001000100
4303211101100020120
51401412321100121
641235524335400
74000343121516
oct634521201030
9167857661010
1055386112536
1121542020127
12a898844560
1352b88b9a71
142975bbd4b6
15169266a026
hexce5450218

55386112536 has 24 divisors (see below), whose sum is σ = 150004054980. Its totient is φ = 18462037488.

The previous prime is 55386112531. The next prime is 55386112543. The reversal of 55386112536 is 63521168355.

55386112536 is a `hidden beast` number, since 5 + 5 + 3 + 8 + 611 + 25 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 55386112491 and 55386112500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55386112531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 384625710 + ... + 384625853.

Almost surely, 255386112536 is an apocalyptic number.

It is an amenable number.

55386112536 is an abundant number, since it is smaller than the sum of its proper divisors (94617942444).

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

55386112536 is a wasteful number, since it uses less digits than its factorization.

55386112536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769251575 (or 769251568 counting only the distinct ones).

The product of its digits is 648000, while the sum is 45.

The spelling of 55386112536 in words is "fifty-five billion, three hundred eighty-six million, one hundred twelve thousand, five hundred thirty-six".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 769251563 1538503126 2307754689 3077006252 4615509378 6154012504 6923264067 9231018756 13846528134 18462037512 27693056268 55386112536