6501261316 has 24 divisors (see below), whose sum is σ = 12421636416. Its totient is φ = 2952705120.

The previous prime is 6501261287. The next prime is 6501261343. The reversal of 6501261316 is 6131621056.

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, 5296 + ... + 114151.

It is an arithmetic number, because the mean of its divisors is an integer number (517568184).

Almost surely, 2^6501261316 is an apocalyptic number.

It is an amenable number.

6501261316 is a deficient number, since it is larger than the sum of its proper divisors (5920375100).

6501261316 is a wasteful number, since it uses less digits than its factorization.

6501261316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120699 (or 120697 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 6501261316 is about 80630.3994533079. The cubic root of 6501261316 is about 1866.3762853716.

The spelling of 6501261316 in words is "six billion, five hundred one million, two hundred sixty-one thousand, three hundred sixteen".