6504665514 has 16 divisors (see below), whose sum is σ = 13254790752. Its totient is φ = 2127311888.

The previous prime is 6504665509. The next prime is 6504665543. The reversal of 6504665514 is 4155664056.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10227144 + ... + 10227779.

It is an arithmetic number, because the mean of its divisors is an integer number (828424422).

Almost surely, 2^6504665514 is an apocalyptic number.

6504665514 is an abundant number, since it is smaller than the sum of its proper divisors (6750125238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6504665514 is a wasteful number, since it uses less digits than its factorization.

6504665514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20454981.

The product of its (nonzero) digits is 432000, while the sum is 42.

The square root of 6504665514 is about 80651.5065823324. The cubic root of 6504665514 is about 1866.7019865695.

The spelling of 6504665514 in words is "six billion, five hundred four million, six hundred sixty-five thousand, five hundred fourteen".