6650244466 has 4 divisors (see below), whose sum is σ = 9975366702. Its totient is φ = 3325122232.

The previous prime is 6650244443. The next prime is 6650244481. The reversal of 6650244466 is 6644420566.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3812445025 + 2837799441 = 61745^2 + 53271^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1662561115 + ... + 1662561118.

Almost surely, 2^6650244466 is an apocalyptic number.

6650244466 is a deficient number, since it is larger than the sum of its proper divisors (3325122236).

6650244466 is a wasteful number, since it uses less digits than its factorization.

6650244466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3325122235.

The product of its (nonzero) digits is 829440, while the sum is 43.

The square root of 6650244466 is about 81549.0310549426. The cubic root of 6650244466 is about 1880.5253988388.

The spelling of 6650244466 in words is "six billion, six hundred fifty million, two hundred forty-four thousand, four hundred sixty-six".