2662201216 has 16 divisors (see below), whose sum is σ = 5303604240. Its totient is φ = 1331100544.

The previous prime is 2662201177. The next prime is 2662201219. The reversal of 2662201216 is 6121022662.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2662201219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10399096 + ... + 10399351.

It is an arithmetic number, because the mean of its divisors is an integer number (331475265).

Almost surely, 2^2662201216 is an apocalyptic number.

It is an amenable number.

2662201216 is a deficient number, since it is larger than the sum of its proper divisors (2641403024).

2662201216 is an equidigital number, since it uses as much as digits as its factorization.

2662201216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20798461 (or 20798449 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 2662201216 is about 51596.5232937259. The cubic root of 2662201216 is about 1385.9480736015.

Adding to 2662201216 its reverse (6121022662), we get a palindrome (8783223878).

The spelling of 2662201216 in words is "two billion, six hundred sixty-two million, two hundred one thousand, two hundred sixteen".