6485855576 has 16 divisors (see below), whose sum is σ = 12268600200. Its totient is φ = 3214228864.

The previous prime is 6485855543. The next prime is 6485855581. The reversal of 6485855576 is 6755585846.

It is a happy number.

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, 3586406 + ... + 3588213.

Almost surely, 2^6485855576 is an apocalyptic number.

It is an amenable number.

6485855576 is a deficient number, since it is larger than the sum of its proper divisors (5782744624).

6485855576 is a wasteful number, since it uses less digits than its factorization.

6485855576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7174738 (or 7174734 counting only the distinct ones).

The product of its digits is 40320000, while the sum is 59.

The square root of 6485855576 is about 80534.8097160476. The cubic root of 6485855576 is about 1864.9008973495.

The spelling of 6485855576 in words is "six billion, four hundred eighty-five million, eight hundred fifty-five thousand, five hundred seventy-six".