6505880522 has 24 divisors (see below), whose sum is σ = 9930771396. Its totient is φ = 3196549824.

The previous prime is 6505880489. The next prime is 6505880531. The reversal of 6505880522 is 2250885056.

It can be written as a sum of positive squares in 2 ways, for example, as 6505874281 + 6241 = 80659^2 + 79^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6505880522.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2907188 + ... + 2909424.

Almost surely, 2^6505880522 is an apocalyptic number.

6505880522 is a deficient number, since it is larger than the sum of its proper divisors (3424890874).

6505880522 is a wasteful number, since it uses less digits than its factorization.

6505880522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2630 (or 2551 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 41.

The square root of 6505880522 is about 80659.0386875519. The cubic root of 6505880522 is about 1866.8182065678.

The spelling of 6505880522 in words is "six billion, five hundred five million, eight hundred eighty thousand, five hundred twenty-two".