4043046621853 has 2 divisors, whose sum is σ = 4043046621854. Its totient is φ = 4043046621852.

The previous prime is 4043046621833. The next prime is 4043046621883. The reversal of 4043046621853 is 3581266403404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3995093505529 + 47953116324 = 1998773^2 + 218982^2 .

It is a cyclic number.

It is not a de Polignac number, because 4043046621853 - 2¹⁷ = 4043046490781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4043046621833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2021523310926 + 2021523310927.

It is an arithmetic number, because the mean of its divisors is an integer number (2021523310927).

Almost surely, 2^{4043046621853} is an apocalyptic number.

It is an amenable number.

4043046621853 is a deficient number, since it is larger than the sum of its proper divisors (1).

4043046621853 is an equidigital number, since it uses as much as digits as its factorization.

4043046621853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1658880, while the sum is 46.

The spelling of 4043046621853 in words is "four trillion, forty-three billion, forty-six million, six hundred twenty-one thousand, eight hundred fifty-three".