444422026404 has 36 divisors (see below), whose sum is σ = 1165007536784. Its totient is φ = 148140675144.

The previous prime is 444422026387. The next prime is 444422026439. The reversal of 444422026404 is 404620224444.

444422026404 is a `hidden beast` number, since 4 + 4 + 4 + 4 + 2 + 2 + 0 + 2 + 640 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×444422026404³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 in 11 ways as a sum of consecutive naturals, for example, 228611182 + ... + 228613125.

Almost surely, 2^444422026404 is an apocalyptic number.

It is an amenable number.

444422026404 is an abundant number, since it is smaller than the sum of its proper divisors (720585510380).

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

444422026404 is a wasteful number, since it uses less digits than its factorization.

444422026404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457224326 (or 457224312 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 36.

The spelling of 444422026404 in words is "four hundred forty-four billion, four hundred twenty-two million, twenty-six thousand, four hundred four".