52321693709 has 2 divisors, whose sum is σ = 52321693710. Its totient is φ = 52321693708.

The previous prime is 52321693703. The next prime is 52321693717. The reversal of 52321693709 is 90739612325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31353784900 + 20967908809 = 177070^2 + 144803^2 .

It is a cyclic number.

It is not a de Polignac number, because 52321693709 - 2¹² = 52321689613 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52321693703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26160846854 + 26160846855.

It is an arithmetic number, because the mean of its divisors is an integer number (26160846855).

Almost surely, 2^52321693709 is an apocalyptic number.

It is an amenable number.

52321693709 is a deficient number, since it is larger than the sum of its proper divisors (1).

52321693709 is an equidigital number, since it uses as much as digits as its factorization.

52321693709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 612360, while the sum is 47.

The spelling of 52321693709 in words is "fifty-two billion, three hundred twenty-one million, six hundred ninety-three thousand, seven hundred nine".