404744481072 has 40 divisors (see below), whose sum is σ = 1161766567280. Its totient is φ = 134914826880.

The previous prime is 404744481067. The next prime is 404744481157. The reversal of 404744481072 is 270184447404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 468453829 + ... + 468454692.

It is an arithmetic number, because the mean of its divisors is an integer number (29044164182).

Almost surely, 2^404744481072 is an apocalyptic number.

It is an amenable number.

404744481072 is an abundant number, since it is smaller than the sum of its proper divisors (757022086208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404744481072 is a wasteful number, since it uses less digits than its factorization.

404744481072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936908538 (or 936908526 counting only the distinct ones).

The product of its (nonzero) digits is 802816, while the sum is 45.

The spelling of 404744481072 in words is "four hundred four billion, seven hundred forty-four million, four hundred eighty-one thousand, seventy-two".