2201660902946 has 16 divisors (see below), whose sum is σ = 3307051494144. Its totient is φ = 1099310580144.

The previous prime is 2201660902939. The next prime is 2201660902967. The reversal of 2201660902946 is 6492090661022.

It is a self number, because there is not a number n which added to its sum of digits gives 2201660902946.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34249391 + ... + 34313613.

It is an arithmetic number, because the mean of its divisors is an integer number (206690718384).

Almost surely, 2^{2201660902946} is an apocalyptic number.

2201660902946 is a deficient number, since it is larger than the sum of its proper divisors (1105390591198).

2201660902946 is a wasteful number, since it uses less digits than its factorization.

2201660902946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87625.

The product of its (nonzero) digits is 559872, while the sum is 47.

The spelling of 2201660902946 in words is "two trillion, two hundred one billion, six hundred sixty million, nine hundred two thousand, nine hundred forty-six".