6505118101 has 8 divisors (see below), whose sum is σ = 6654997440. Its totient is φ = 6356559648.

The previous prime is 6505118047. The next prime is 6505118117. The reversal of 6505118101 is 1018115056.

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

It is a cyclic number.

It is not a de Polignac number, because 6505118101 - 2¹³ = 6505109909 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6505118101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6505118171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 320256 + ... + 339961.

It is an arithmetic number, because the mean of its divisors is an integer number (831874680).

Almost surely, 2^6505118101 is an apocalyptic number.

It is an amenable number.

6505118101 is a deficient number, since it is larger than the sum of its proper divisors (149879339).

6505118101 is a wasteful number, since it uses less digits than its factorization.

6505118101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660443.

The product of its (nonzero) digits is 1200, while the sum is 28.

The square root of 6505118101 is about 80654.3123521613. The cubic root of 6505118101 is about 1866.7452798773.

The spelling of 6505118101 in words is "six billion, five hundred five million, one hundred eighteen thousand, one hundred one".