140664548640353 has 4 divisors (see below), whose sum is σ = 140667181037460. Its totient is φ = 140661916243248.

The previous prime is 140664548640307. The next prime is 140664548640379. The reversal of 140664548640353 is 353046845466041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 92529162547264 + 48135386093089 = 9619208^2 + 6937967^2 .

It is a cyclic number.

It is not a de Polignac number, because 140664548640353 - 2³⁸ = 140389670733409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140664548640292 and 140664548640301.

It is not an unprimeable number, because it can be changed into a prime (140664548640383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1316118398 + ... + 1316225271.

It is an arithmetic number, because the mean of its divisors is an integer number (35166795259365).

Almost surely, 2^{140664548640353} is an apocalyptic number.

It is an amenable number.

140664548640353 is a deficient number, since it is larger than the sum of its proper divisors (2632397107).

140664548640353 is an equidigital number, since it uses as much as digits as its factorization.

140664548640353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2632397106.

The product of its (nonzero) digits is 99532800, while the sum is 59.

The spelling of 140664548640353 in words is "one hundred forty trillion, six hundred sixty-four billion, five hundred forty-eight million, six hundred forty thousand, three hundred fifty-three".