244315562505420 has 192 divisors, whose sum is σ = 795078484623360. Its totient is φ = 54895836043008.

The previous prime is 244315562505389. The next prime is 244315562505503. The reversal of 244315562505420 is 24505265513442.

It is a self number, because there is not a number n which added to its sum of digits gives 244315562505420.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1567182717 + ... + 1567338603.

It is an arithmetic number, because the mean of its divisors is an integer number (4141033774080).

Almost surely, 2^{244315562505420} is an apocalyptic number.

244315562505420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 244315562505420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (397539242311680).

244315562505420 is an abundant number, since it is smaller than the sum of its proper divisors (550762922117940).

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

244315562505420 is a wasteful number, since it uses less digits than its factorization.

244315562505420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219212 (or 219210 counting only the distinct ones).

The product of its (nonzero) digits is 5760000, while the sum is 48.

The spelling of 244315562505420 in words is "two hundred forty-four trillion, three hundred fifteen billion, five hundred sixty-two million, five hundred five thousand, four hundred twenty".