140405024156612 has 12 divisors (see below), whose sum is σ = 260162250643260. Its totient is φ = 66072952544256.

The previous prime is 140405024156563. The next prime is 140405024156627. The reversal of 140405024156612 is 216651420504041.

It can be written as a sum of positive squares in 2 ways, for example, as 77243603079556 + 63161421077056 = 8788834^2 + 7947416^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 140405024156612.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1032389883437 + ... + 1032389883572.

It is an arithmetic number, because the mean of its divisors is an integer number (21680187553605).

Almost surely, 2^{140405024156612} is an apocalyptic number.

It is an amenable number.

140405024156612 is a deficient number, since it is larger than the sum of its proper divisors (119757226486648).

140405024156612 is a wasteful number, since it uses less digits than its factorization.

140405024156612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2064779767030 (or 2064779767028 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 41.

The spelling of 140405024156612 in words is "one hundred forty trillion, four hundred five billion, twenty-four million, one hundred fifty-six thousand, six hundred twelve".