441838778666241 has 16 divisors (see below), whose sum is σ = 643404070266048. Its totient is φ = 267477126681600.

The previous prime is 441838778666221. The next prime is 441838778666251. The reversal of 441838778666241 is 142666877838144.

It is not a de Polignac number, because 441838778666241 - 2⁹ = 441838778665729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (441838778666221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7598752936 + ... + 7598811081.

It is an arithmetic number, because the mean of its divisors is an integer number (40212754391628).

Almost surely, 2^{441838778666241} is an apocalyptic number.

It is an amenable number.

441838778666241 is a deficient number, since it is larger than the sum of its proper divisors (201565291599807).

441838778666241 is a wasteful number, since it uses less digits than its factorization.

441838778666241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15197564912.

The product of its digits is 2080899072, while the sum is 75.

The spelling of 441838778666241 in words is "four hundred forty-one trillion, eight hundred thirty-eight billion, seven hundred seventy-eight million, six hundred sixty-six thousand, two hundred forty-one".