6506034989 has 2 divisors, whose sum is σ = 6506034990. Its totient is φ = 6506034988.

The previous prime is 6506034919. The next prime is 6506035037. The reversal of 6506034989 is 9894306056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6475420900 + 30614089 = 80470^2 + 5533^2 .

It is a cyclic number.

It is not a de Polignac number, because 6506034989 - 2¹² = 6506030893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6506034919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3253017494 + 3253017495.

It is an arithmetic number, because the mean of its divisors is an integer number (3253017495).

Almost surely, 2^6506034989 is an apocalyptic number.

It is an amenable number.

6506034989 is a deficient number, since it is larger than the sum of its proper divisors (1).

6506034989 is an equidigital number, since it uses as much as digits as its factorization.

6506034989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1399680, while the sum is 50.

The square root of 6506034989 is about 80659.9962124968. The cubic root of 6506034989 is about 1866.8329808695.

The spelling of 6506034989 in words is "six billion, five hundred six million, thirty-four thousand, nine hundred eighty-nine".