140043311544 has 32 divisors (see below), whose sum is σ = 354904287120. Its totient is φ = 46041636096.

The previous prime is 140043311537. The next prime is 140043311563. The reversal of 140043311544 is 445113340041.

140043311544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×140043311544² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39964947 + ... + 39968450.

Almost surely, 2^140043311544 is an apocalyptic number.

It is an amenable number.

140043311544 is an abundant number, since it is smaller than the sum of its proper divisors (214860975576).

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

140043311544 is a wasteful number, since it uses less digits than its factorization.

140043311544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79933479 (or 79933475 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 140043311544 its reverse (445113340041), we get a palindrome (585156651585).

The spelling of 140043311544 in words is "one hundred forty billion, forty-three million, three hundred eleven thousand, five hundred forty-four".