65590560457 has 2 divisors, whose sum is σ = 65590560458. Its totient is φ = 65590560456.

The previous prime is 65590560419. The next prime is 65590560509. The reversal of 65590560457 is 75406509556.

It is an a-pointer prime, because the next prime (65590560509) can be obtained adding 65590560457 to its sum of digits (52).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64798757136 + 791803321 = 254556^2 + 28139^2 .

It is a cyclic number.

It is not a de Polignac number, because 65590560457 - 2²³ = 65582171849 is a prime.

It is not a weakly prime, because it can be changed into another prime (65590560157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32795280228 + 32795280229.

It is an arithmetic number, because the mean of its divisors is an integer number (32795280229).

Almost surely, 2^65590560457 is an apocalyptic number.

It is an amenable number.

65590560457 is a deficient number, since it is larger than the sum of its proper divisors (1).

65590560457 is an equidigital number, since it uses as much as digits as its factorization.

65590560457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5670000, while the sum is 52.

The spelling of 65590560457 in words is "sixty-five billion, five hundred ninety million, five hundred sixty thousand, four hundred fifty-seven".