6650065015 has 48 divisors (see below), whose sum is σ = 9485755776. Its totient is φ = 4454743040.

The previous prime is 6650065007. The next prime is 6650065021. The reversal of 6650065015 is 5105600566.

6650065015 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6650065015 - 2³ = 6650065007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 476517 + ... + 490273.

It is an arithmetic number, because the mean of its divisors is an integer number (197619912).

Almost surely, 2^6650065015 is an apocalyptic number.

6650065015 is a deficient number, since it is larger than the sum of its proper divisors (2835690761).

6650065015 is a wasteful number, since it uses less digits than its factorization.

6650065015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13848 (or 13837 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 6650065015 is about 81547.9307830677. The cubic root of 6650065015 is about 1880.5084839118.

The spelling of 6650065015 in words is "six billion, six hundred fifty million, sixty-five thousand, fifteen".