21833244248 has 16 divisors (see below), whose sum is σ = 40978656960. Its totient is φ = 10905602400.

The previous prime is 21833244229. The next prime is 21833244289. The reversal of 21833244248 is 84244233812.

It is a congruent number.

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, 1369043 + ... + 1384898.

It is an arithmetic number, because the mean of its divisors is an integer number (2561166060).

Almost surely, 2^21833244248 is an apocalyptic number.

It is an amenable number.

21833244248 is a deficient number, since it is larger than the sum of its proper divisors (19145412712).

21833244248 is a wasteful number, since it uses less digits than its factorization.

21833244248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2754938 (or 2754934 counting only the distinct ones).

The product of its digits is 294912, while the sum is 41.

The spelling of 21833244248 in words is "twenty-one billion, eight hundred thirty-three million, two hundred forty-four thousand, two hundred forty-eight".