140643403364 has 12 divisors (see below), whose sum is σ = 246131782764. Its totient is φ = 70320036864.

The previous prime is 140643403301. The next prime is 140643403379. The reversal of 140643403364 is 463304346041.

It can be written as a sum of positive squares in 2 ways, for example, as 48505657600 + 92137745764 = 220240^2 + 303542^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215357 + ... + 572420.

It is an arithmetic number, because the mean of its divisors is an integer number (20510981897).

Almost surely, 2^140643403364 is an apocalyptic number.

It is an amenable number.

140643403364 is a deficient number, since it is larger than the sum of its proper divisors (105488379400).

140643403364 is a wasteful number, since it uses less digits than its factorization.

140643403364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832414 (or 832412 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 38.

The spelling of 140643403364 in words is "one hundred forty billion, six hundred forty-three million, four hundred three thousand, three hundred sixty-four".