244235220420 has 24 divisors (see below), whose sum is σ = 683858617344. Its totient is φ = 65129392096.

The previous prime is 244235220401. The next prime is 244235220431. The reversal of 244235220420 is 24022532442.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 2035293444 + ... + 2035293563.

It is an arithmetic number, because the mean of its divisors is an integer number (28494109056).

Almost surely, 2^244235220420 is an apocalyptic number.

244235220420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244235220420 is an abundant number, since it is smaller than the sum of its proper divisors (439623396924).

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

244235220420 is a wasteful number, since it uses less digits than its factorization.

244235220420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4070587019 (or 4070587017 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 30.

Adding to 244235220420 its reverse (24022532442), we get a palindrome (268257752862).

The spelling of 244235220420 in words is "two hundred forty-four billion, two hundred thirty-five million, two hundred twenty thousand, four hundred twenty".