65351998627 has 2 divisors, whose sum is σ = 65351998628. Its totient is φ = 65351998626.

The previous prime is 65351998601. The next prime is 65351998639. The reversal of 65351998627 is 72689915356.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65351998627 - 2¹¹ = 65351996579 is a prime.

It is not a weakly prime, because it can be changed into another prime (65351998697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32675999313 + 32675999314.

It is an arithmetic number, because the mean of its divisors is an integer number (32675999314).

Almost surely, 2^65351998627 is an apocalyptic number.

65351998627 is a deficient number, since it is larger than the sum of its proper divisors (1).

65351998627 is an equidigital number, since it uses as much as digits as its factorization.

65351998627 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24494400, while the sum is 61.

The spelling of 65351998627 in words is "sixty-five billion, three hundred fifty-one million, nine hundred ninety-eight thousand, six hundred twenty-seven".