244420400040 has 32 divisors (see below), whose sum is σ = 733261200480. Its totient is φ = 65178773312.

The previous prime is 244420400027. The next prime is 244420400069. The reversal of 244420400040 is 40004024442.

244420400040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1018418214 + ... + 1018418453.

It is an arithmetic number, because the mean of its divisors is an integer number (22914412515).

Almost surely, 2^244420400040 is an apocalyptic number.

244420400040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244420400040 is an abundant number, since it is smaller than the sum of its proper divisors (488840800440).

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

244420400040 is a wasteful number, since it uses less digits than its factorization.

244420400040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2036836681 (or 2036836677 counting only the distinct ones).

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

Adding to 244420400040 its reverse (40004024442), we get a palindrome (284424424482).

The spelling of 244420400040 in words is "two hundred forty-four billion, four hundred twenty million, four hundred thousand, forty".