2899055668 has 6 divisors (see below), whose sum is σ = 5073347426. Its totient is φ = 1449527832.

The previous prime is 2899055647. The next prime is 2899055707. The reversal of 2899055668 is 8665509982.

It can be written as a sum of positive squares in only one way, i.e., 2801796624 + 97259044 = 52932^2 + 9862^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362381955 + ... + 362381962.

Almost surely, 2^2899055668 is an apocalyptic number.

It is an amenable number.

2899055668 is a deficient number, since it is larger than the sum of its proper divisors (2174291758).

2899055668 is a wasteful number, since it uses less digits than its factorization.

2899055668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724763921 (or 724763919 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 58.

The square root of 2899055668 is about 53842.8794549474. The cubic root of 2899055668 is about 1425.8883420418. Note that the first 3 decimals are identical.

The spelling of 2899055668 in words is "two billion, eight hundred ninety-nine million, fifty-five thousand, six hundred sixty-eight".