2163635663106 has 16 divisors (see below), whose sum is σ = 4476487579200. Its totient is φ = 696342512208.

The previous prime is 2163635663089. The next prime is 2163635663113. The reversal of 2163635663106 is 6013665363612.

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, 6217343686 + ... + 6217344033.

It is an arithmetic number, because the mean of its divisors is an integer number (279780473700).

Almost surely, 2^{2163635663106} is an apocalyptic number.

2163635663106 is an abundant number, since it is smaller than the sum of its proper divisors (2312851916094).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2163635663106 is a wasteful number, since it uses less digits than its factorization.

2163635663106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12434687753.

The product of its (nonzero) digits is 2099520, while the sum is 48.

The spelling of 2163635663106 in words is "two trillion, one hundred sixty-three billion, six hundred thirty-five million, six hundred sixty-three thousand, one hundred six".