2208730332651 has 16 divisors (see below), whose sum is σ = 3059271590400. Its totient is φ = 1415762881568.

The previous prime is 2208730332649. The next prime is 2208730332749. The reversal of 2208730332651 is 1562330378022.

It is a cyclic number.

It is not a de Polignac number, because 2208730332651 - 2¹ = 2208730332649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2208730332451) 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 15 ways as a sum of consecutive naturals, for example, 53091561 + ... + 53133146.

It is an arithmetic number, because the mean of its divisors is an integer number (191204474400).

Almost surely, 2^{2208730332651} is an apocalyptic number.

2208730332651 is a deficient number, since it is larger than the sum of its proper divisors (850541257749).

2208730332651 is a wasteful number, since it uses less digits than its factorization.

2208730332651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106224978.

The product of its (nonzero) digits is 362880, while the sum is 42.

The spelling of 2208730332651 in words is "two trillion, two hundred eight billion, seven hundred thirty million, three hundred thirty-two thousand, six hundred fifty-one".