2163308998 has 16 divisors (see below), whose sum is σ = 3406967280. Its totient is φ = 1028766816.

The previous prime is 2163308989. The next prime is 2163309013. The reversal of 2163308998 is 8998033612.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274461 + ... + 282232.

It is an arithmetic number, because the mean of its divisors is an integer number (212935455).

Almost surely, 2^2163308998 is an apocalyptic number.

2163308998 is a deficient number, since it is larger than the sum of its proper divisors (1243658282).

2163308998 is a wasteful number, since it uses less digits than its factorization.

2163308998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556791.

The product of its (nonzero) digits is 559872, while the sum is 49.

The square root of 2163308998 is about 46511.3856813576. The cubic root of 2163308998 is about 1293.3205716818.

The spelling of 2163308998 in words is "two billion, one hundred sixty-three million, three hundred eight thousand, nine hundred ninety-eight".