2206649584388 has 6 divisors (see below), whose sum is σ = 3861636772686. Its totient is φ = 1103324792192.

The previous prime is 2206649584369. The next prime is 2206649584397. The reversal of 2206649584388 is 8834859466022.

It can be written as a sum of positive squares in only one way, i.e., 1491285477124 + 715364107264 = 1221182^2 + 845792^2 .

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, 275831198045 + ... + 275831198052.

It is an arithmetic number, because the mean of its divisors is an integer number (643606128781).

Almost surely, 2^{2206649584388} is an apocalyptic number.

It is an amenable number.

2206649584388 is a deficient number, since it is larger than the sum of its proper divisors (1654987188298).

2206649584388 is a wasteful number, since it uses less digits than its factorization.

2206649584388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551662396101 (or 551662396099 counting only the distinct ones).

The product of its (nonzero) digits is 159252480, while the sum is 65.

The spelling of 2206649584388 in words is "two trillion, two hundred six billion, six hundred forty-nine million, five hundred eighty-four thousand, three hundred eighty-eight".