244140006220 has 24 divisors (see below), whose sum is σ = 559302560208. Its totient is φ = 88778184000.

The previous prime is 244140006203. The next prime is 244140006301. The reversal of 244140006220 is 22600041442.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 554863431 + ... + 554863870.

It is an arithmetic number, because the mean of its divisors is an integer number (23304273342).

Almost surely, 2^244140006220 is an apocalyptic number.

244140006220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244140006220 is an abundant number, since it is smaller than the sum of its proper divisors (315162553988).

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

244140006220 is a wasteful number, since it uses less digits than its factorization.

244140006220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109727321 (or 1109727319 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 244140006220 its reverse (22600041442), we get a palindrome (266740047662).

The spelling of 244140006220 in words is "two hundred forty-four billion, one hundred forty million, six thousand, two hundred twenty".