445413705656 has 8 divisors (see below), whose sum is σ = 835150698120. Its totient is φ = 222706852824.

The previous prime is 445413705631. The next prime is 445413705673. The reversal of 445413705656 is 656507314544.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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, 27838356596 + ... + 27838356611.

It is an arithmetic number, because the mean of its divisors is an integer number (104393837265).

Almost surely, 2^445413705656 is an apocalyptic number.

It is an amenable number.

445413705656 is a deficient number, since it is larger than the sum of its proper divisors (389736992464).

445413705656 is a wasteful number, since it uses less digits than its factorization.

445413705656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55676713213 (or 55676713209 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 50.

The spelling of 445413705656 in words is "four hundred forty-five billion, four hundred thirteen million, seven hundred five thousand, six hundred fifty-six".