65761674053 has 2 divisors, whose sum is σ = 65761674054. Its totient is φ = 65761674052.

The previous prime is 65761674049. The next prime is 65761674101. The reversal of 65761674053 is 35047616756.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45615562084 + 20146111969 = 213578^2 + 141937^2 .

It is a cyclic number.

It is not a de Polignac number, because 65761674053 - 2² = 65761674049 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 65761673992 and 65761674010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65761674553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32880837026 + 32880837027.

It is an arithmetic number, because the mean of its divisors is an integer number (32880837027).

Almost surely, 2^65761674053 is an apocalyptic number.

It is an amenable number.

65761674053 is a deficient number, since it is larger than the sum of its proper divisors (1).

65761674053 is an equidigital number, since it uses as much as digits as its factorization.

65761674053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3175200, while the sum is 50.

The spelling of 65761674053 in words is "sixty-five billion, seven hundred sixty-one million, six hundred seventy-four thousand, fifty-three".