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54344201361 = 3671991358639
BaseRepresentation
bin110010100111001010…
…101011010010010001
312012021100012110120120
4302213022223102101
51342244103420421
640544304500453
73632462042562
oct624712532221
9165240173516
1054344201361
112105798090a
12a64791a729
135180a97188
1428b7682169
151630e5a8c6
hexca72ab491

54344201361 has 16 divisors (see below), whose sum is σ = 73910016000. Its totient is φ = 35509362768.

The previous prime is 54344201347. The next prime is 54344201371. The reversal of 54344201361 is 16310244345.

It is a happy number.

It is not a de Polignac number, because 54344201361 - 26 = 54344201297 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (54344201321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 639321 + ... + 719318.

It is an arithmetic number, because the mean of its divisors is an integer number (4619376000).

Almost surely, 254344201361 is an apocalyptic number.

It is an amenable number.

54344201361 is a deficient number, since it is larger than the sum of its proper divisors (19565814639).

54344201361 is a wasteful number, since it uses less digits than its factorization.

54344201361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358908.

The product of its (nonzero) digits is 34560, while the sum is 33.

The spelling of 54344201361 in words is "fifty-four billion, three hundred forty-four million, two hundred one thousand, three hundred sixty-one".

Divisors: 1 3 67 199 201 597 13333 39999 1358639 4075917 91028813 270369161 273086439 811107483 18114733787 54344201361