6909331473433 has 2 divisors, whose sum is σ = 6909331473434. Its totient is φ = 6909331473432.

The previous prime is 6909331473379. The next prime is 6909331473449. The reversal of 6909331473433 is 3343741339096.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5615179511769 + 1294151961664 = 2369637^2 + 1137608^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6909331473433 is a prime.

It is a super-2 number, since 2×6909331473433² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6909331473493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3454665736716 + 3454665736717.

It is an arithmetic number, because the mean of its divisors is an integer number (3454665736717).

Almost surely, 2^{6909331473433} is an apocalyptic number.

It is an amenable number.

6909331473433 is a deficient number, since it is larger than the sum of its proper divisors (1).

6909331473433 is an equidigital number, since it uses as much as digits as its factorization.

6909331473433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13226976, while the sum is 55.

The spelling of 6909331473433 in words is "six trillion, nine hundred nine billion, three hundred thirty-one million, four hundred seventy-three thousand, four hundred thirty-three".