6650136330533 has 2 divisors, whose sum is σ = 6650136330534. Its totient is φ = 6650136330532.

The previous prime is 6650136330463. The next prime is 6650136330557. The reversal of 6650136330533 is 3350336310566.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5681010279169 + 969126051364 = 2383487^2 + 984442^2 .

It is a cyclic number.

It is not a de Polignac number, because 6650136330533 - 2¹⁰ = 6650136329509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6650136360533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3325068165266 + 3325068165267.

It is an arithmetic number, because the mean of its divisors is an integer number (3325068165267).

Almost surely, 2^{6650136330533} is an apocalyptic number.

It is an amenable number.

6650136330533 is a deficient number, since it is larger than the sum of its proper divisors (1).

6650136330533 is an equidigital number, since it uses as much as digits as its factorization.

6650136330533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1312200, while the sum is 44.

The spelling of 6650136330533 in words is "six trillion, six hundred fifty billion, one hundred thirty-six million, three hundred thirty thousand, five hundred thirty-three".