6629875393 has 2 divisors, whose sum is σ = 6629875394. Its totient is φ = 6629875392.

The previous prime is 6629875391. The next prime is 6629875423. The reversal of 6629875393 is 3935789266.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3425409729 + 3204465664 = 58527^2 + 56608^2 .

It is a cyclic number.

It is not a de Polignac number, because 6629875393 - 2¹ = 6629875391 is a prime.

Together with 6629875391, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (6629875391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3314937696 + 3314937697.

It is an arithmetic number, because the mean of its divisors is an integer number (3314937697).

Almost surely, 2^6629875393 is an apocalyptic number.

It is an amenable number.

6629875393 is a deficient number, since it is larger than the sum of its proper divisors (1).

6629875393 is an equidigital number, since it uses as much as digits as its factorization.

6629875393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14696640, while the sum is 58.

The square root of 6629875393 is about 81424.0467736651. The cubic root of 6629875393 is about 1878.6034778347.

The spelling of 6629875393 in words is "six billion, six hundred twenty-nine million, eight hundred seventy-five thousand, three hundred ninety-three".