116533564643 has 2 divisors, whose sum is σ = 116533564644. Its totient is φ = 116533564642.

The previous prime is 116533564619. The next prime is 116533564687. The reversal of 116533564643 is 346465335611.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 116533564643 - 2¹⁶ = 116533499107 is a prime.

It is not a weakly prime, because it can be changed into another prime (116533564613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58266782321 + 58266782322.

It is an arithmetic number, because the mean of its divisors is an integer number (58266782322).

Almost surely, 2^116533564643 is an apocalyptic number.

116533564643 is a deficient number, since it is larger than the sum of its proper divisors (1).

116533564643 is an equidigital number, since it uses as much as digits as its factorization.

116533564643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2332800, while the sum is 47.

The spelling of 116533564643 in words is "one hundred sixteen billion, five hundred thirty-three million, five hundred sixty-four thousand, six hundred forty-three".