6615063065 has 48 divisors (see below), whose sum is σ = 8756875008. Its totient is φ = 4794236928.

The previous prime is 6615063029. The next prime is 6615063073. The reversal of 6615063065 is 5603605166.

It is not a de Polignac number, because 6615063065 - 2¹⁸ = 6614800921 is a prime.

It is a Duffinian number.

It is a Curzon 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, 18024512 + ... + 18024878.

It is an arithmetic number, because the mean of its divisors is an integer number (182434896).

Almost surely, 2^6615063065 is an apocalyptic number.

6615063065 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

6615063065 is a deficient number, since it is larger than the sum of its proper divisors (2141811943).

6615063065 is a wasteful number, since it uses less digits than its factorization.

6615063065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738 (or 725 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 6615063065 is about 81333.0379673599. The cubic root of 6615063065 is about 1877.2033891893.

The spelling of 6615063065 in words is "six billion, six hundred fifteen million, sixty-three thousand, sixty-five".