140244245120 has 128 divisors (see below), whose sum is σ = 387118690560. Its totient is φ = 47587885056.

The previous prime is 140244245093. The next prime is 140244245131. The reversal of 140244245120 is 21542442041.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 273197 + ... + 595923.

It is an arithmetic number, because the mean of its divisors is an integer number (3024364770).

Almost surely, 2^140244245120 is an apocalyptic number.

140244245120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140244245120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193559345280).

140244245120 is an abundant number, since it is smaller than the sum of its proper divisors (246874445440).

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

140244245120 is an equidigital number, since it uses as much as digits as its factorization.

140244245120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322850 (or 322838 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 29.

Adding to 140244245120 its reverse (21542442041), we get a palindrome (161786687161).

The spelling of 140244245120 in words is "one hundred forty billion, two hundred forty-four million, two hundred forty-five thousand, one hundred twenty".