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53685219199 = 1631611120443
BaseRepresentation
bin110001111111111000…
…110110111101111111
312010120102012200222211
4301333320312331333
51334421404003244
640355044321251
73610240556023
oct617770667577
9163512180884
1053685219199
11208499a7857
12a4a30a3227
1350a73b99c1
142853d44383
1515e318b934
hexc7fe36f7f

53685219199 has 8 divisors (see below), whose sum is σ = 54020571392. Its totient is φ = 53349940440.

The previous prime is 53685219197. The next prime is 53685219209. The reversal of 53685219199 is 99191258635.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53685219199 - 21 = 53685219197 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 (53685219197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2615872 + ... + 2636314.

It is an arithmetic number, because the mean of its divisors is an integer number (6752571424).

Almost surely, 253685219199 is an apocalyptic number.

53685219199 is a deficient number, since it is larger than the sum of its proper divisors (335352193).

53685219199 is a wasteful number, since it uses less digits than its factorization.

53685219199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36717.

The product of its digits is 5248800, while the sum is 58.

The spelling of 53685219199 in words is "fifty-three billion, six hundred eighty-five million, two hundred nineteen thousand, one hundred ninety-nine".

Divisors: 1 163 16111 20443 2626093 3332209 329357173 53685219199