6244404444 has 36 divisors (see below), whose sum is σ = 16151551416. Its totient is φ = 2033061408.

The previous prime is 6244404437. The next prime is 6244404457. The reversal of 6244404444 is 4444044426.

6244404444 is a `hidden beast` number, since 6 + 244 + 404 + 4 + 4 + 4 = 666.

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

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

It is a junction number, because it is equal to n+sod(n) for n = 6244404399 and 6244404408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2015379 + ... + 2018474.

It is an arithmetic number, because the mean of its divisors is an integer number (448654206).

Almost surely, 2^6244404444 is an apocalyptic number.

It is an amenable number.

6244404444 is an abundant number, since it is smaller than the sum of its proper divisors (9907146972).

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

6244404444 is a wasteful number, since it uses less digits than its factorization.

6244404444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4033906 (or 4033901 counting only the distinct ones).

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

The square root of 6244404444 is about 79021.5441762561. The cubic root of 6244404444 is about 1841.4658730666.

The spelling of 6244404444 in words is "six billion, two hundred forty-four million, four hundred four thousand, four hundred forty-four".