21414863296 has 28 divisors (see below), whose sum is σ = 42509294712. Its totient is φ = 10703859968.

The previous prime is 21414863279. The next prime is 21414863359. The reversal of 21414863296 is 69236841412.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143046 + ... + 251578.

Almost surely, 2^21414863296 is an apocalyptic number.

It is an amenable number.

21414863296 is a deficient number, since it is larger than the sum of its proper divisors (21094431416).

21414863296 is a wasteful number, since it uses less digits than its factorization.

21414863296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111628 (or 111618 counting only the distinct ones).

The product of its digits is 497664, while the sum is 46.

The spelling of 21414863296 in words is "twenty-one billion, four hundred fourteen million, eight hundred sixty-three thousand, two hundred ninety-six".