441375478506887 has 4 divisors (see below), whose sum is σ = 441426522285456. Its totient is φ = 441324434728320.

The previous prime is 441375478506821. The next prime is 441375478506917. The reversal of 441375478506887 is 788605874573144.

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

It is a cyclic number.

It is not a de Polignac number, because 441375478506887 - 2³² = 441371183539591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441375478506187) 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, 25521876314 + ... + 25521893607.

It is an arithmetic number, because the mean of its divisors is an integer number (110356630571364).

Almost surely, 2^{441375478506887} is an apocalyptic number.

441375478506887 is a deficient number, since it is larger than the sum of its proper divisors (51043778569).

441375478506887 is an equidigital number, since it uses as much as digits as its factorization.

441375478506887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51043778568.

The product of its (nonzero) digits is 5057740800, while the sum is 77.

The spelling of 441375478506887 in words is "four hundred forty-one trillion, three hundred seventy-five billion, four hundred seventy-eight million, five hundred six thousand, eight hundred eighty-seven".