441205778450656 has 12 divisors (see below), whose sum is σ = 868623876324792. Its totient is φ = 220602889225312.

The previous prime is 441205778450603. The next prime is 441205778450699. The reversal of 441205778450656 is 656054877502144.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6893840288260 + ... + 6893840288323.

It is an arithmetic number, because the mean of its divisors is an integer number (72385323027066).

Almost surely, 2^{441205778450656} is an apocalyptic number.

It is an amenable number.

441205778450656 is a deficient number, since it is larger than the sum of its proper divisors (427418097874136).

441205778450656 is a wasteful number, since it uses less digits than its factorization.

441205778450656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13787680576593 (or 13787680576585 counting only the distinct ones).

The product of its (nonzero) digits is 225792000, while the sum is 64.

The spelling of 441205778450656 in words is "four hundred forty-one trillion, two hundred five billion, seven hundred seventy-eight million, four hundred fifty thousand, six hundred fifty-six".