65516075701 has 2 divisors, whose sum is σ = 65516075702. Its totient is φ = 65516075700.

The previous prime is 65516075693. The next prime is 65516075731. The reversal of 65516075701 is 10757061556.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38602032676 + 26914043025 = 196474^2 + 164055^2 .

It is a cyclic number.

It is not a de Polignac number, because 65516075701 - 2³ = 65516075693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65516075731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32758037850 + 32758037851.

It is an arithmetic number, because the mean of its divisors is an integer number (32758037851).

Almost surely, 2^65516075701 is an apocalyptic number.

It is an amenable number.

65516075701 is a deficient number, since it is larger than the sum of its proper divisors (1).

65516075701 is an equidigital number, since it uses as much as digits as its factorization.

65516075701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 220500, while the sum is 43.

The spelling of 65516075701 in words is "sixty-five billion, five hundred sixteen million, seventy-five thousand, seven hundred one".