22004464626664 has 64 divisors (see below), whose sum is σ = 44461211034240. Its totient is φ = 10149253067520.

The previous prime is 22004464626649. The next prime is 22004464626679. The reversal of 22004464626664 is 46662646440022.

It is an interprime number because it is at equal distance from previous prime (22004464626649) and next prime (22004464626679).

It is a super-2 number, since 2×22004464626664² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (52).

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 15 ways as a sum of consecutive naturals, for example, 2185796559 + ... + 2185806625.

It is an arithmetic number, because the mean of its divisors is an integer number (694706422410).

Almost surely, 2^{22004464626664} is an apocalyptic number.

It is an amenable number.

22004464626664 is an abundant number, since it is smaller than the sum of its proper divisors (22456746407576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22004464626664 is a wasteful number, since it uses less digits than its factorization.

22004464626664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21770 (or 21766 counting only the distinct ones).

The product of its (nonzero) digits is 15925248, while the sum is 52.

The spelling of 22004464626664 in words is "twenty-two trillion, four billion, four hundred sixty-four million, six hundred twenty-six thousand, six hundred sixty-four".