6246660444 has 24 divisors (see below), whose sum is σ = 14739313680. Its totient is φ = 2058824064.

The previous prime is 6246660437. The next prime is 6246660499. The reversal of 6246660444 is 4440666426.

It is a junction number, because it is equal to n+sod(n) for n = 6246660396 and 6246660405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2923399 + ... + 2925534.

It is an arithmetic number, because the mean of its divisors is an integer number (614138070).

Almost surely, 2^6246660444 is an apocalyptic number.

It is an amenable number.

6246660444 is an abundant number, since it is smaller than the sum of its proper divisors (8492653236).

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

6246660444 is a wasteful number, since it uses less digits than its factorization.

6246660444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5849029 (or 5849027 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 42.

The square root of 6246660444 is about 79035.8174753700. The cubic root of 6246660444 is about 1841.6876100819.

The spelling of 6246660444 in words is "six billion, two hundred forty-six million, six hundred sixty thousand, four hundred forty-four".