532817680643 has 2 divisors, whose sum is σ = 532817680644. Its totient is φ = 532817680642.

The previous prime is 532817680621. The next prime is 532817680729. The reversal of 532817680643 is 346086718235.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 532817680643 - 2⁸ = 532817680387 is a prime.

It is not a weakly prime, because it can be changed into another prime (532817685643) 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, 266408840321 + 266408840322.

It is an arithmetic number, because the mean of its divisors is an integer number (266408840322).

Almost surely, 2^532817680643 is an apocalyptic number.

532817680643 is a deficient number, since it is larger than the sum of its proper divisors (1).

532817680643 is an equidigital number, since it uses as much as digits as its factorization.

532817680643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 532817680643 in words is "five hundred thirty-two billion, eight hundred seventeen million, six hundred eighty thousand, six hundred forty-three".