6501505055 has 8 divisors (see below), whose sum is σ = 7803366144. Its totient is φ = 5200164000.

The previous prime is 6501505051. The next prime is 6501505057. The reversal of 6501505055 is 5505051056.

6501505055 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6501505055 - 2² = 6501505051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6501505051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101951 + ... + 152960.

It is an arithmetic number, because the mean of its divisors is an integer number (975420768).

Almost surely, 2^6501505055 is an apocalyptic number.

6501505055 is a deficient number, since it is larger than the sum of its proper divisors (1301861089).

6501505055 is a wasteful number, since it uses less digits than its factorization.

6501505055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260017.

The product of its (nonzero) digits is 18750, while the sum is 32.

The square root of 6501505055 is about 80631.9108976093. The cubic root of 6501505055 is about 1866.3996092049.

The spelling of 6501505055 in words is "six billion, five hundred one million, five hundred five thousand, fifty-five".