140243533401344 has 36 divisors (see below), whose sum is σ = 280088701810596. Its totient is φ = 70084328251392.

The previous prime is 140243533401227. The next prime is 140243533401383. The reversal of 140243533401344 is 443104335342041.

It can be written as a sum of positive squares in 2 ways, for example, as 48006717401344 + 92236816000000 = 6928688^2 + 9604000^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145763519 + ... + 146722494.

It is an arithmetic number, because the mean of its divisors is an integer number (7780241716961).

Almost surely, 2^{140243533401344} is an apocalyptic number.

It is an amenable number.

140243533401344 is a deficient number, since it is larger than the sum of its proper divisors (139845168409252).

140243533401344 is an equidigital number, since it uses as much as digits as its factorization.

140243533401344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292487902 (or 292487888 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 41.

Adding to 140243533401344 its reverse (443104335342041), we get a palindrome (583347868743385).

The spelling of 140243533401344 in words is "one hundred forty trillion, two hundred forty-three billion, five hundred thirty-three million, four hundred one thousand, three hundred forty-four".