6504360445 has 12 divisors (see below), whose sum is σ = 8579305980. Its totient is φ = 4730443520.

The previous prime is 6504360437. The next prime is 6504360461. The reversal of 6504360445 is 5440634056.

It can be written as a sum of positive squares in 2 ways, for example, as 2514922201 + 3989438244 = 50149^2 + 63162^2 .

It is not a de Polignac number, because 6504360445 - 2³ = 6504360437 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5374900 + ... + 5376109.

It is an arithmetic number, because the mean of its divisors is an integer number (714942165).

Almost surely, 2^6504360445 is an apocalyptic number.

It is an amenable number.

6504360445 is a deficient number, since it is larger than the sum of its proper divisors (2074945535).

6504360445 is a wasteful number, since it uses less digits than its factorization.

6504360445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10751036 (or 10751025 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

The square root of 6504360445 is about 80649.6152811655. The cubic root of 6504360445 is about 1866.6728033210.

The spelling of 6504360445 in words is "six billion, five hundred four million, three hundred sixty thousand, four hundred forty-five".