6645332100347 has 2 divisors, whose sum is σ = 6645332100348. Its totient is φ = 6645332100346.

The previous prime is 6645332100259. The next prime is 6645332100377. The reversal of 6645332100347 is 7430012335466.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6645332100347 - 2³⁶ = 6576612623611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6645332100298 and 6645332100307.

It is not a weakly prime, because it can be changed into another prime (6645332100377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3322666050173 + 3322666050174.

It is an arithmetic number, because the mean of its divisors is an integer number (3322666050174).

Almost surely, 2^{6645332100347} is an apocalyptic number.

6645332100347 is a deficient number, since it is larger than the sum of its proper divisors (1).

6645332100347 is an equidigital number, since it uses as much as digits as its factorization.

6645332100347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 44.

The spelling of 6645332100347 in words is "six trillion, six hundred forty-five billion, three hundred thirty-two million, one hundred thousand, three hundred forty-seven".