6552629789 has 2 divisors, whose sum is σ = 6552629790. Its totient is φ = 6552629788.

The previous prime is 6552629773. The next prime is 6552629803. The reversal of 6552629789 is 9879262556.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5304208900 + 1248420889 = 72830^2 + 35333^2 .

It is a cyclic number.

It is not a de Polignac number, because 6552629789 - 2⁴ = 6552629773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6552625789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3276314894 + 3276314895.

It is an arithmetic number, because the mean of its divisors is an integer number (3276314895).

Almost surely, 2^6552629789 is an apocalyptic number.

It is an amenable number.

6552629789 is a deficient number, since it is larger than the sum of its proper divisors (1).

6552629789 is an equidigital number, since it uses as much as digits as its factorization.

6552629789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16329600, while the sum is 59.

The square root of 6552629789 is about 80948.3155414614. The cubic root of 6552629789 is about 1871.2790004321.

The spelling of 6552629789 in words is "six billion, five hundred fifty-two million, six hundred twenty-nine thousand, seven hundred eighty-nine".