2202553666 has 8 divisors (see below), whose sum is σ = 3340952460. Its totient is φ = 1088902848.

The previous prime is 2202553597. The next prime is 2202553667. The reversal of 2202553666 is 6663552022.

It can be written as a sum of positive squares in 2 ways, for example, as 1900524025 + 302029641 = 43595^2 + 17379^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2202553666² = 9702485303220079112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2202553667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6186771 + ... + 6187126.

Almost surely, 2^2202553666 is an apocalyptic number.

2202553666 is a deficient number, since it is larger than the sum of its proper divisors (1138398794).

2202553666 is a wasteful number, since it uses less digits than its factorization.

2202553666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12373988.

The product of its (nonzero) digits is 129600, while the sum is 37.

The square root of 2202553666 is about 46931.3718742591. The cubic root of 2202553666 is about 1301.0944759303.

The spelling of 2202553666 in words is "two billion, two hundred two million, five hundred fifty-three thousand, six hundred sixty-six".