2201650569616 has 15 divisors (see below), whose sum is σ = 4265709478081. Its totient is φ = 1100822317216.

The previous prime is 2201650569593. The next prime is 2201650569617. The reversal of 2201650569616 is 6169650561022.

The square root of 2201650569616 is 1483796.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2142698729616 + 58951840000 = 1463796^2 + 242800^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2201650569616.

It is not an unprimeable number, because it can be changed into a prime (2201650569617) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 5749710 + ... + 6120658.

Almost surely, 2^{2201650569616} is an apocalyptic number.

2201650569616 is the 1483796-th square number.

It is an amenable number.

2201650569616 is a deficient number, since it is larger than the sum of its proper divisors (2064058908465).

2201650569616 is an frugal number, since it uses more digits than its factorization.

2201650569616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741906 (or 370951 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 49.

Multiplying 2201650569616 by its sum of digits (49), we get a square (107880877911184 = 10386572²).

The spelling of 2201650569616 in words is "two trillion, two hundred one billion, six hundred fifty million, five hundred sixty-nine thousand, six hundred sixteen".