244251611140 has 24 divisors (see below), whose sum is σ = 513506693952. Its totient is φ = 97590490080.

The previous prime is 244251611089. The next prime is 244251611143. The reversal of 244251611140 is 41116152442.

It is not an unprimeable number, because it can be changed into a prime (244251611143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6866466 + ... + 6901945.

It is an arithmetic number, because the mean of its divisors is an integer number (21396112248).

Almost surely, 2^244251611140 is an apocalyptic number.

244251611140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244251611140 is an abundant number, since it is smaller than the sum of its proper divisors (269255082812).

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

244251611140 is a wasteful number, since it uses less digits than its factorization.

244251611140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13769307 (or 13769305 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

Adding to 244251611140 its reverse (41116152442), we get a palindrome (285367763582).

The spelling of 244251611140 in words is "two hundred forty-four billion, two hundred fifty-one million, six hundred eleven thousand, one hundred forty".