140344130344 has 48 divisors (see below), whose sum is σ = 302971626720. Its totient is φ = 60435257760.

The previous prime is 140344130317. The next prime is 140344130351. The reversal of 140344130344 is 443031443041.

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, 2177124 + ... + 2240659.

It is an arithmetic number, because the mean of its divisors is an integer number (6311908890).

Almost surely, 2^140344130344 is an apocalyptic number.

It is an amenable number.

140344130344 is an abundant number, since it is smaller than the sum of its proper divisors (162627496376).

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

140344130344 is a wasteful number, since it uses less digits than its factorization.

140344130344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4417838 (or 4417815 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 140344130344 its reverse (443031443041), we get a palindrome (583375573385).

The spelling of 140344130344 in words is "one hundred forty billion, three hundred forty-four million, one hundred thirty thousand, three hundred forty-four".