441203520643877 has 2 divisors, whose sum is σ = 441203520643878. Its totient is φ = 441203520643876.

The previous prime is 441203520643807. The next prime is 441203520643889. The reversal of 441203520643877 is 778346025302144.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 251082056933761 + 190121463710116 = 15845569^2 + 13788454^2 .

It is a cyclic number.

It is not a de Polignac number, because 441203520643877 - 2¹⁶ = 441203520578341 is a prime.

It is a super-2 number, since 2×441203520643877² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441203520643807) 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, 220601760321938 + 220601760321939.

It is an arithmetic number, because the mean of its divisors is an integer number (220601760321939).

Almost surely, 2^{441203520643877} is an apocalyptic number.

It is an amenable number.

441203520643877 is a deficient number, since it is larger than the sum of its proper divisors (1).

441203520643877 is an equidigital number, since it uses as much as digits as its factorization.

441203520643877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27095040, while the sum is 56.

The spelling of 441203520643877 in words is "four hundred forty-one trillion, two hundred three billion, five hundred twenty million, six hundred forty-three thousand, eight hundred seventy-seven".