21822983462 has 16 divisors (see below), whose sum is σ = 37433975040. Its totient is φ = 9346920648.

The previous prime is 21822983461. The next prime is 21822983471. The reversal of 21822983462 is 26438922812.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21822983461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 458738 + ... + 504069.

It is an arithmetic number, because the mean of its divisors is an integer number (2339623440).

Almost surely, 2^21822983462 is an apocalyptic number.

21822983462 is a deficient number, since it is larger than the sum of its proper divisors (15610991578).

21822983462 is a wasteful number, since it uses less digits than its factorization.

21822983462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964435.

The product of its digits is 663552, while the sum is 47.

The spelling of 21822983462 in words is "twenty-one billion, eight hundred twenty-two million, nine hundred eighty-three thousand, four hundred sixty-two".