65560751 has 2 divisors, whose sum is σ = 65560752. Its totient is φ = 65560750.

The previous prime is 65560717. The next prime is 65560769. The reversal of 65560751 is 15706556.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65560751 - 2¹⁰ = 65559727 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65560711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32780375 + 32780376.

It is an arithmetic number, because the mean of its divisors is an integer number (32780376).

Almost surely, 2^65560751 is an apocalyptic number.

65560751 is a deficient number, since it is larger than the sum of its proper divisors (1).

65560751 is an equidigital number, since it uses as much as digits as its factorization.

65560751 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31500, while the sum is 35.

The square root of 65560751 is about 8096.9593675651. The cubic root of 65560751 is about 403.2254852843.

The spelling of 65560751 in words is "sixty-five million, five hundred sixty thousand, seven hundred fifty-one".