65565355741 has 2 divisors, whose sum is σ = 65565355742. Its totient is φ = 65565355740.

The previous prime is 65565355721. The next prime is 65565355753. The reversal of 65565355741 is 14755356556.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39573144900 + 25992210841 = 198930^2 + 161221^2 .

It is a cyclic number.

It is not a de Polignac number, because 65565355741 - 2¹⁵ = 65565322973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65565355711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32782677870 + 32782677871.

It is an arithmetic number, because the mean of its divisors is an integer number (32782677871).

Almost surely, 2^65565355741 is an apocalyptic number.

It is an amenable number.

65565355741 is a deficient number, since it is larger than the sum of its proper divisors (1).

65565355741 is an equidigital number, since it uses as much as digits as its factorization.

65565355741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9450000, while the sum is 52.

The spelling of 65565355741 in words is "sixty-five billion, five hundred sixty-five million, three hundred fifty-five thousand, seven hundred forty-one".