2163631346 has 8 divisors (see below), whose sum is σ = 3416260080. Its totient is φ = 1024877988.

The previous prime is 2163631339. The next prime is 2163631357. The reversal of 2163631346 is 6431363612.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28468796 + ... + 28468871.

It is an arithmetic number, because the mean of its divisors is an integer number (427032510).

Almost surely, 2^2163631346 is an apocalyptic number.

2163631346 is a deficient number, since it is larger than the sum of its proper divisors (1252628734).

2163631346 is a wasteful number, since it uses less digits than its factorization.

2163631346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56937688.

The product of its digits is 46656, while the sum is 35.

The square root of 2163631346 is about 46514.8508113269. The cubic root of 2163631346 is about 1293.3848063943.

Adding to 2163631346 its reverse (6431363612), we get a palindrome (8594994958).

The spelling of 2163631346 in words is "two billion, one hundred sixty-three million, six hundred thirty-one thousand, three hundred forty-six".