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13853538463 is a prime number
BaseRepresentation
bin11001110011011110…
…00011100010011111
31022202110212200010011
430321233003202133
5211333001212323
610210401224051
71000206063652
oct147157034237
938673780104
1013853538463
115969a63546
122827632027
1313ca17b74b
14955c6d899
1556135220d
hex339bc389f

13853538463 has 2 divisors, whose sum is σ = 13853538464. Its totient is φ = 13853538462.

The previous prime is 13853538451. The next prime is 13853538481. The reversal of 13853538463 is 36483535831.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13853538463 - 25 = 13853538431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13853538403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6926769231 + 6926769232.

It is an arithmetic number, because the mean of its divisors is an integer number (6926769232).

Almost surely, 213853538463 is an apocalyptic number.

13853538463 is a deficient number, since it is larger than the sum of its proper divisors (1).

13853538463 is an equidigital number, since it uses as much as digits as its factorization.

13853538463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3110400, while the sum is 49.

The spelling of 13853538463 in words is "thirteen billion, eight hundred fifty-three million, five hundred thirty-eight thousand, four hundred sixty-three".