140024212144 has 60 divisors (see below), whose sum is σ = 286469852256. Its totient is φ = 66294221184.

The previous prime is 140024212127. The next prime is 140024212157. The reversal of 140024212144 is 441212420041.

It is a happy number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 14683602 + ... + 14693134.

Almost surely, 2^140024212144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140024212144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143234926128).

140024212144 is an abundant number, since it is smaller than the sum of its proper divisors (146445640112).

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

140024212144 is a wasteful number, since it uses less digits than its factorization.

140024212144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12122 (or 12097 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 140024212144 its reverse (441212420041), we get a palindrome (581236632185).

The spelling of 140024212144 in words is "one hundred forty billion, twenty-four million, two hundred twelve thousand, one hundred forty-four".