6505220284 has 12 divisors (see below), whose sum is σ = 11521294344. Its totient is φ = 3213421904.

The previous prime is 6505220219. The next prime is 6505220297. The reversal of 6505220284 is 4820225056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9796687 + ... + 9797350.

It is an arithmetic number, because the mean of its divisors is an integer number (960107862).

Almost surely, 2^6505220284 is an apocalyptic number.

It is an amenable number.

6505220284 is a deficient number, since it is larger than the sum of its proper divisors (5016074060).

6505220284 is a wasteful number, since it uses less digits than its factorization.

6505220284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19594124 (or 19594122 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

The square root of 6505220284 is about 80654.9458123927. The cubic root of 6505220284 is about 1866.7550541623.

The spelling of 6505220284 in words is "six billion, five hundred five million, two hundred twenty thousand, two hundred eighty-four".