444414366505552 has 20 divisors (see below), whose sum is σ = 861170001318900. Its totient is φ = 222176946810368.

The previous prime is 444414366505541. The next prime is 444414366505589. The reversal of 444414366505552 is 255505663414444.

It can be written as a sum of positive squares in 2 ways, for example, as 361946972209216 + 82467394296336 = 19024904^2 + 9081156^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1889656393 + ... + 1889891560.

It is an arithmetic number, because the mean of its divisors is an integer number (43058500065945).

Almost surely, 2^{444414366505552} is an apocalyptic number.

It is an amenable number.

444414366505552 is a deficient number, since it is larger than the sum of its proper divisors (416755634813348).

444414366505552 is a wasteful number, since it uses less digits than its factorization.

444414366505552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3779555310 (or 3779555304 counting only the distinct ones).

The product of its (nonzero) digits is 138240000, while the sum is 58.

The spelling of 444414366505552 in words is "four hundred forty-four trillion, four hundred fourteen billion, three hundred sixty-six million, five hundred five thousand, five hundred fifty-two".