140344140500 has 24 divisors (see below), whose sum is σ = 306511603944. Its totient is φ = 56137656000.

The previous prime is 140344140493. The next prime is 140344140583. The reversal of 140344140500 is 5041443041.

It is a happy number.

140344140500 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1391140804 + 138952999696 = 37298^2 + 372764^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 140344140500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140343641 + ... + 140344640.

It is an arithmetic number, because the mean of its divisors is an integer number (12771316831).

Almost surely, 2^140344140500 is an apocalyptic number.

140344140500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140344140500 is an abundant number, since it is smaller than the sum of its proper divisors (166167463444).

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

140344140500 is a wasteful number, since it uses less digits than its factorization.

140344140500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280688300 (or 280688288 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 140344140500 its reverse (5041443041), we get a palindrome (145385583541).

The spelling of 140344140500 in words is "one hundred forty billion, three hundred forty-four million, one hundred forty thousand, five hundred".