140043366653 has 4 divisors (see below), whose sum is σ = 143023012800. Its totient is φ = 137063720508.

The previous prime is 140043366647. The next prime is 140043366721. The reversal of 140043366653 is 356663340041.

It is a happy number.

140043366653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 140043366653 - 2²² = 140039172349 is a prime.

It is a super-2 number, since 2×140043366653² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140043366653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140043366553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1489823003 + ... + 1489823096.

It is an arithmetic number, because the mean of its divisors is an integer number (35755753200).

Almost surely, 2^140043366653 is an apocalyptic number.

It is an amenable number.

140043366653 is a deficient number, since it is larger than the sum of its proper divisors (2979646147).

140043366653 is an equidigital number, since it uses as much as digits as its factorization.

140043366653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2979646146.

The product of its (nonzero) digits is 466560, while the sum is 41.

The spelling of 140043366653 in words is "one hundred forty billion, forty-three million, three hundred sixty-six thousand, six hundred fifty-three".