22821810764 has 24 divisors (see below), whose sum is σ = 41489121408. Its totient is φ = 10972465920.

The previous prime is 22821810763. The next prime is 22821810773. The reversal of 22821810764 is 46701812822.

It is not an unprimeable number, because it can be changed into a prime (22821810761) 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, 566669 + ... + 605604.

It is an arithmetic number, because the mean of its divisors is an integer number (1728713392).

Almost surely, 2^22821810764 is an apocalyptic number.

It is an amenable number.

22821810764 is a deficient number, since it is larger than the sum of its proper divisors (18667310644).

22821810764 is a wasteful number, since it uses less digits than its factorization.

22821810764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1172465 (or 1172463 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 41.

The spelling of 22821810764 in words is "twenty-two billion, eight hundred twenty-one million, eight hundred ten thousand, seven hundred sixty-four".