140013251320 has 32 divisors (see below), whose sum is σ = 315047650320. Its totient is φ = 56002129920.

The previous prime is 140013251267. The next prime is 140013251347. The reversal of 140013251320 is 23152310041.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 140013251291 and 140013251300.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 694840 + ... + 873400.

Almost surely, 2^140013251320 is an apocalyptic number.

140013251320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140013251320 is an abundant number, since it is smaller than the sum of its proper divisors (175034399000).

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

140013251320 is a wasteful number, since it uses less digits than its factorization.

140013251320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198175 (or 198171 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 140013251320 its reverse (23152310041), we get a palindrome (163165561361).

The spelling of 140013251320 in words is "one hundred forty billion, thirteen million, two hundred fifty-one thousand, three hundred twenty".