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54325765389 = 379726669497
BaseRepresentation
bin110010100110000100…
…010110010100001101
312012020001111211011210
4302212010112110031
51342224343443024
640542405405033
73632146246440
oct624604262415
9165201454153
1054325765389
1121048529675
12a641709779
13517a01090c
1428b5043657
15162e518129
hexca611650d

54325765389 has 16 divisors (see below), whose sum is σ = 83635545728. Its totient is φ = 30723259392.

The previous prime is 54325765367. The next prime is 54325765393. The reversal of 54325765389 is 98356752345.

It is not a de Polignac number, because 54325765389 - 27 = 54325765261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54325765339) 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, 13332712 + ... + 13336785.

It is an arithmetic number, because the mean of its divisors is an integer number (5227221608).

Almost surely, 254325765389 is an apocalyptic number.

It is an amenable number.

54325765389 is a deficient number, since it is larger than the sum of its proper divisors (29309780339).

54325765389 is a wasteful number, since it uses less digits than its factorization.

54325765389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26669604.

The product of its digits is 27216000, while the sum is 57.

The spelling of 54325765389 in words is "fifty-four billion, three hundred twenty-five million, seven hundred sixty-five thousand, three hundred eighty-nine".

Divisors: 1 3 7 21 97 291 679 2037 26669497 80008491 186686479 560059437 2586941209 7760823627 18108588463 54325765389