22444320620004 has 12 divisors (see below), whose sum is σ = 52370081446704. Its totient is φ = 7481440206664.

The previous prime is 22444320620003. The next prime is 22444320620021. The reversal of 22444320620004 is 40002602344422.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (22444320620003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 935180025822 + ... + 935180025845.

It is an arithmetic number, because the mean of its divisors is an integer number (4364173453892).

Almost surely, 2^{22444320620004} is an apocalyptic number.

It is an amenable number.

22444320620004 is an abundant number, since it is smaller than the sum of its proper divisors (29925760826700).

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

22444320620004 is a wasteful number, since it uses less digits than its factorization.

22444320620004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1870360051674 (or 1870360051672 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 22444320620004 its reverse (40002602344422), we get a palindrome (62446922964426).

The spelling of 22444320620004 in words is "twenty-two trillion, four hundred forty-four billion, three hundred twenty million, six hundred twenty thousand, four".