6742216933 has 2 divisors, whose sum is σ = 6742216934. Its totient is φ = 6742216932.

The previous prime is 6742216903. The next prime is 6742216961. The reversal of 6742216933 is 3396122476.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4730963524 + 2011253409 = 68782^2 + 44847^2 .

It is a cyclic number.

It is not a de Polignac number, because 6742216933 - 2⁹ = 6742216421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6742216933.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6742216903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3371108466 + 3371108467.

It is an arithmetic number, because the mean of its divisors is an integer number (3371108467).

Almost surely, 2^6742216933 is an apocalyptic number.

It is an amenable number.

6742216933 is a deficient number, since it is larger than the sum of its proper divisors (1).

6742216933 is an equidigital number, since it uses as much as digits as its factorization.

6742216933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 43.

The square root of 6742216933 is about 82111.0037266626. The cubic root of 6742216933 is about 1889.1549214121.

The spelling of 6742216933 in words is "six billion, seven hundred forty-two million, two hundred sixteen thousand, nine hundred thirty-three".