6651039544339 has 2 divisors, whose sum is σ = 6651039544340. Its totient is φ = 6651039544338.

The previous prime is 6651039544273. The next prime is 6651039544367. The reversal of 6651039544339 is 9334459301566.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6651039544339 - 2¹¹ = 6651039542291 is a prime.

It is a super-2 number, since 2×6651039544339² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6651039544139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3325519772169 + 3325519772170.

It is an arithmetic number, because the mean of its divisors is an integer number (3325519772170).

Almost surely, 2^{6651039544339} is an apocalyptic number.

6651039544339 is a deficient number, since it is larger than the sum of its proper divisors (1).

6651039544339 is an equidigital number, since it uses as much as digits as its factorization.

6651039544339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31492800, while the sum is 58.

The spelling of 6651039544339 in words is "six trillion, six hundred fifty-one billion, thirty-nine million, five hundred forty-four thousand, three hundred thirty-nine".