6506016651 has 24 divisors (see below), whose sum is σ = 9899048640. Its totient is φ = 4106214000.

The previous prime is 6506016623. The next prime is 6506016667. The reversal of 6506016651 is 1566106056.

It is not a de Polignac number, because 6506016651 - 2⁷ = 6506016523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6506016611) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 249376 + ... + 274226.

It is an arithmetic number, because the mean of its divisors is an integer number (412460360).

Almost surely, 2^6506016651 is an apocalyptic number.

6506016651 is a deficient number, since it is larger than the sum of its proper divisors (3393031989).

6506016651 is a wasteful number, since it uses less digits than its factorization.

6506016651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26407 (or 26404 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 6506016651 is about 80659.8825377275. The cubic root of 6506016651 is about 1866.8312269075.

The spelling of 6506016651 in words is "six billion, five hundred six million, sixteen thousand, six hundred fifty-one".