140405403433012 has 12 divisors (see below), whose sum is σ = 245727208395396. Its totient is φ = 70197629605760.

The previous prime is 140405403433007. The next prime is 140405403433049. The reversal of 140405403433012 is 210334304504041.

It can be written as a sum of positive squares in 2 ways, for example, as 70168198209316 + 70237205223696 = 8376646^2 + 8380764^2 .

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, 1267965403 + ... + 1268076130.

It is an arithmetic number, because the mean of its divisors is an integer number (20477267366283).

Almost surely, 2^{140405403433012} is an apocalyptic number.

It is an amenable number.

140405403433012 is a deficient number, since it is larger than the sum of its proper divisors (105321804962384).

140405403433012 is a wasteful number, since it uses less digits than its factorization.

140405403433012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2536055378 (or 2536055376 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 140405403433012 its reverse (210334304504041), we get a palindrome (350739707937053).

The spelling of 140405403433012 in words is "one hundred forty trillion, four hundred five billion, four hundred three million, four hundred thirty-three thousand, twelve".