213663683614 has 4 divisors (see below), whose sum is σ = 320495525424. Its totient is φ = 106831841806.

The previous prime is 213663683603. The next prime is 213663683633. The reversal of 213663683614 is 416386366312.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53415920902 + ... + 53415920905.

It is an arithmetic number, because the mean of its divisors is an integer number (80123881356).

Almost surely, 2^213663683614 is an apocalyptic number.

213663683614 is a deficient number, since it is larger than the sum of its proper divisors (106831841810).

213663683614 is a wasteful number, since it uses less digits than its factorization.

213663683614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106831841809.

The product of its digits is 2239488, while the sum is 49.

The spelling of 213663683614 in words is "two hundred thirteen billion, six hundred sixty-three million, six hundred eighty-three thousand, six hundred fourteen".