65628358753 has 2 divisors, whose sum is σ = 65628358754. Its totient is φ = 65628358752.

The previous prime is 65628358703. The next prime is 65628358771. The reversal of 65628358753 is 35785382656.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54441488929 + 11186869824 = 233327^2 + 105768^2 .

It is a cyclic number.

It is not a de Polignac number, because 65628358753 - 2⁹ = 65628358241 is a prime.

It is a super-2 number, since 2×65628358753² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (65628358703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32814179376 + 32814179377.

It is an arithmetic number, because the mean of its divisors is an integer number (32814179377).

Almost surely, 2^65628358753 is an apocalyptic number.

It is an amenable number.

65628358753 is a deficient number, since it is larger than the sum of its proper divisors (1).

65628358753 is an equidigital number, since it uses as much as digits as its factorization.

65628358753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288000, while the sum is 58.

The spelling of 65628358753 in words is "sixty-five billion, six hundred twenty-eight million, three hundred fifty-eight thousand, seven hundred fifty-three".