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53564084953 is a prime number
BaseRepresentation
bin110001111000101010…
…110001001011011001
312010020222021110001021
4301320222301023121
51334144401204303
640335040122441
73604240131661
oct617052611331
9163228243037
1053564084953
1120797590905
12a46a606421
135088286732
142841c111a1
1515d770eebd
hexc78ab12d9

53564084953 has 2 divisors, whose sum is σ = 53564084954. Its totient is φ = 53564084952.

The previous prime is 53564084923. The next prime is 53564084971. The reversal of 53564084953 is 35948046535.

53564084953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33221623824 + 20342461129 = 182268^2 + 142627^2 .

It is a cyclic number.

It is not a de Polignac number, because 53564084953 - 25 = 53564084921 is a prime.

It is a super-2 number, since 2×535640849532 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53564084953.

It is not a weakly prime, because it can be changed into another prime (53564084923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26782042476 + 26782042477.

It is an arithmetic number, because the mean of its divisors is an integer number (26782042477).

Almost surely, 253564084953 is an apocalyptic number.

It is an amenable number.

53564084953 is a deficient number, since it is larger than the sum of its proper divisors (1).

53564084953 is an equidigital number, since it uses as much as digits as its factorization.

53564084953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776000, while the sum is 52.

The spelling of 53564084953 in words is "fifty-three billion, five hundred sixty-four million, eighty-four thousand, nine hundred fifty-three".