244420004400 has 240 divisors, whose sum is σ = 919840293120. Its totient is φ = 54695347200.

The previous prime is 244420004357. The next prime is 244420004429. The reversal of 244420004400 is 4400024442.

It is a tau number, because it is divible by the number of its divisors (240).

It is a super-2 number, since 2×244420004400² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 540580 + ... + 883779.

It is an arithmetic number, because the mean of its divisors is an integer number (3832667888).

Almost surely, 2^244420004400 is an apocalyptic number.

244420004400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244420004400 is an abundant number, since it is smaller than the sum of its proper divisors (675420288720).

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

244420004400 is a wasteful number, since it uses less digits than its factorization.

244420004400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1424404 (or 1424393 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 244420004400 its reverse (4400024442), we get a palindrome (248820028842).

The spelling of 244420004400 in words is "two hundred forty-four billion, four hundred twenty million, four thousand, four hundred".