2163366242 has 16 divisors (see below), whose sum is σ = 3318638040. Its totient is φ = 1057416192.

The previous prime is 2163366203. The next prime is 2163366299. The reversal of 2163366242 is 2426633612.

It can be written as a sum of positive squares in 4 ways, for example, as 1612102801 + 551263441 = 40151^2 + 23479^2 .

It is a super-3 number, since 3×2163366242³ (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49067 + ... + 82062.

Almost surely, 2^2163366242 is an apocalyptic number.

2163366242 is a deficient number, since it is larger than the sum of its proper divisors (1155271798).

2163366242 is a wasteful number, since it uses less digits than its factorization.

2163366242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131317.

The product of its digits is 62208, while the sum is 35.

The square root of 2163366242 is about 46512.0010534916. The cubic root of 2163366242 is about 1293.3319792354.

Adding to 2163366242 its reverse (2426633612), we get a palindrome (4589999854).

The spelling of 2163366242 in words is "two billion, one hundred sixty-three million, three hundred sixty-six thousand, two hundred forty-two".