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65350454641 is a prime number
BaseRepresentation
bin111100110111001100…
…001100110101110001
320020200101102001200221
4330313030030311301
52032314204022031
650004355013041
74502305461553
oct746714146561
9206611361627
1065350454641
112579569a8aa
12107b989a181
1362160a0b94
14323d2dd4d3
151a77332a11
hexf3730cd71

65350454641 has 2 divisors, whose sum is σ = 65350454642. Its totient is φ = 65350454640.

The previous prime is 65350454633. The next prime is 65350454717. The reversal of 65350454641 is 14645405356.

Adding to 65350454641 its reverse (14645405356), we get a palindrome (79995859997).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48364806400 + 16985648241 = 219920^2 + 130329^2 .

It is a cyclic number.

It is not a de Polignac number, because 65350454641 - 23 = 65350454633 is a prime.

It is not a weakly prime, because it can be changed into another prime (65350454621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32675227320 + 32675227321.

It is an arithmetic number, because the mean of its divisors is an integer number (32675227321).

Almost surely, 265350454641 is an apocalyptic number.

It is an amenable number.

65350454641 is a deficient number, since it is larger than the sum of its proper divisors (1).

65350454641 is an equidigital number, since it uses as much as digits as its factorization.

65350454641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 65350454641 in words is "sixty-five billion, three hundred fifty million, four hundred fifty-four thousand, six hundred forty-one".