6660065496 has 48 divisors (see below), whose sum is σ = 19368561240. Its totient is φ = 1902875520.

The previous prime is 6660065491. The next prime is 6660065519. The reversal of 6660065496 is 6945600666.

It is a happy number.

It is a super-2 number, since 2×6660065496² = 88712944822019452032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6660065491) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2830485 + ... + 2832836.

Almost surely, 2^6660065496 is an apocalyptic number.

It is an amenable number.

6660065496 is an abundant number, since it is smaller than the sum of its proper divisors (12708495744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6660065496 is a wasteful number, since it uses less digits than its factorization.

6660065496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5663344 (or 5663333 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 48.

The square root of 6660065496 is about 81609.2243315668. The cubic root of 6660065496 is about 1881.4506586758.

The spelling of 6660065496 in words is "six billion, six hundred sixty million, sixty-five thousand, four hundred ninety-six".