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54456316453 = 731116388547
BaseRepresentation
bin110010101101110110…
…010111001000100101
312012120011011111120101
4302231312113020211
51343011304111303
641003351504101
73635323024000
oct625566271045
9165504144511
1054456316453
1121105197610
12a679388031
13519b090176
1428c8508537
15163ac04d1d
hexcadd97225

54456316453 has 32 divisors (see below), whose sum is σ = 69704985600. Its totient is φ = 42172688880.

The previous prime is 54456316451. The next prime is 54456316477. The reversal of 54456316453 is 35461365445.

It is not a de Polignac number, because 54456316453 - 21 = 54456316451 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54456316451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 570726 + ... + 659272.

It is an arithmetic number, because the mean of its divisors is an integer number (2178280800).

Almost surely, 254456316453 is an apocalyptic number.

It is an amenable number.

54456316453 is a deficient number, since it is larger than the sum of its proper divisors (15248669147).

54456316453 is a wasteful number, since it uses less digits than its factorization.

54456316453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88742 (or 88728 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 46.

The spelling of 54456316453 in words is "fifty-four billion, four hundred fifty-six million, three hundred sixteen thousand, four hundred fifty-three".

Divisors: 1 7 11 49 77 163 343 539 1141 1793 3773 7987 12551 55909 87857 88547 614999 619829 974017 4338803 6818119 14433161 30371621 47726833 101032127 158764771 334087831 707224889 1111353397 4950574223 7779473779 54456316453