244143152140 has 12 divisors (see below), whose sum is σ = 512700619536. Its totient is φ = 97657260848.

The previous prime is 244143152129. The next prime is 244143152207. The reversal of 244143152140 is 41251341442.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6103578784 + ... + 6103578823.

It is an arithmetic number, because the mean of its divisors is an integer number (42725051628).

Almost surely, 2^244143152140 is an apocalyptic number.

244143152140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244143152140 is an abundant number, since it is smaller than the sum of its proper divisors (268557467396).

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

244143152140 is a wasteful number, since it uses less digits than its factorization.

244143152140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12207157616 (or 12207157614 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 244143152140 its reverse (41251341442), we get a palindrome (285394493582).

The spelling of 244143152140 in words is "two hundred forty-four billion, one hundred forty-three million, one hundred fifty-two thousand, one hundred forty".