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56965661953559 is a prime number
BaseRepresentation
bin11001111001111010110100…
…00010111000111000010111
321110200212022221000202011022
430330331122002320320113
524431311133430003214
6321053355215231355
714666430131205632
oct1474753202707027
9243625287022138
1056965661953559
1117173002098957
1264803b0b1855b
1325a2aba005718
14100d21d206c19
1568bc1a987d8e
hex33cf5a0b8e17

56965661953559 has 2 divisors, whose sum is σ = 56965661953560. Its totient is φ = 56965661953558.

The previous prime is 56965661953549. The next prime is 56965661953631. The reversal of 56965661953559 is 95535916656965.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56965661953559 - 28 = 56965661953303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56965661953549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28482830976779 + 28482830976780.

It is an arithmetic number, because the mean of its divisors is an integer number (28482830976780).

Almost surely, 256965661953559 is an apocalyptic number.

56965661953559 is a deficient number, since it is larger than the sum of its proper divisors (1).

56965661953559 is an equidigital number, since it uses as much as digits as its factorization.

56965661953559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8857350000, while the sum is 80.

The spelling of 56965661953559 in words is "fifty-six trillion, nine hundred sixty-five billion, six hundred sixty-one million, nine hundred fifty-three thousand, five hundred fifty-nine".