6629056439 has 2 divisors, whose sum is σ = 6629056440. Its totient is φ = 6629056438.

The previous prime is 6629056411. The next prime is 6629056507. The reversal of 6629056439 is 9346509266.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6629056439 - 2²⁰ = 6628007863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6629058439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3314528219 + 3314528220.

It is an arithmetic number, because the mean of its divisors is an integer number (3314528220).

Almost surely, 2^6629056439 is an apocalyptic number.

6629056439 is a deficient number, since it is larger than the sum of its proper divisors (1).

6629056439 is an equidigital number, since it uses as much as digits as its factorization.

6629056439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2099520, while the sum is 50.

The square root of 6629056439 is about 81419.0176740054. The cubic root of 6629056439 is about 1878.5261232796.

The spelling of 6629056439 in words is "six billion, six hundred twenty-nine million, fifty-six thousand, four hundred thirty-nine".