2669288648209 has 8 divisors (see below), whose sum is σ = 2785365538560. Its totient is φ = 2553213496416.

The previous prime is 2669288648189. The next prime is 2669288648249. The reversal of 2669288648209 is 9028468829662.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2669288648209 - 2¹⁹ = 2669288123921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2669288648249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3436504 + ... + 4141030.

It is an arithmetic number, because the mean of its divisors is an integer number (348170692320).

Almost surely, 2^{2669288648209} is an apocalyptic number.

It is an amenable number.

2669288648209 is a deficient number, since it is larger than the sum of its proper divisors (116076890351).

2669288648209 is a wasteful number, since it uses less digits than its factorization.

2669288648209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869279.

The product of its (nonzero) digits is 286654464, while the sum is 70.

The spelling of 2669288648209 in words is "two trillion, six hundred sixty-nine billion, two hundred eighty-eight million, six hundred forty-eight thousand, two hundred nine".