6622566099 has 16 divisors (see below), whose sum is σ = 8945473152. Its totient is φ = 4357459008.

The previous prime is 6622566089. The next prime is 6622566107. The reversal of 6622566099 is 9906652266.

It is not a de Polignac number, because 6622566099 - 2¹¹ = 6622564051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6622566029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244344 + ... + 270090.

It is an arithmetic number, because the mean of its divisors is an integer number (559092072).

Almost surely, 2^6622566099 is an apocalyptic number.

6622566099 is a deficient number, since it is larger than the sum of its proper divisors (2322907053).

6622566099 is a wasteful number, since it uses less digits than its factorization.

6622566099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26866.

The product of its (nonzero) digits is 2099520, while the sum is 51.

The square root of 6622566099 is about 81379.1502720445. The cubic root of 6622566099 is about 1877.9128507591.

The spelling of 6622566099 in words is "six billion, six hundred twenty-two million, five hundred sixty-six thousand, ninety-nine".