244153145240 has 32 divisors (see below), whose sum is σ = 581658965280. Its totient is φ = 91916477952.

The previous prime is 244153145233. The next prime is 244153145251. The reversal of 244153145240 is 42541351442.

It is a happy number.

244153145240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×244153145240² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 244153145240.

It is a congruent number.

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, 179523692 + ... + 179525051.

It is an arithmetic number, because the mean of its divisors is an integer number (18176842665).

Almost surely, 2^244153145240 is an apocalyptic number.

244153145240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244153145240 is an abundant number, since it is smaller than the sum of its proper divisors (337505820040).

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

244153145240 is a wasteful number, since it uses less digits than its factorization.

244153145240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359048771 (or 359048767 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 244153145240 its reverse (42541351442), we get a palindrome (286694496682).

The spelling of 244153145240 in words is "two hundred forty-four billion, one hundred fifty-three million, one hundred forty-five thousand, two hundred forty".