4405622656 has 16 divisors (see below), whose sum is σ = 8776826640. Its totient is φ = 2202811264.

The previous prime is 4405622647. The next prime is 4405622677. The reversal of 4405622656 is 6562265044.

It is a tau number, because it is divible by the number of its divisors (16).

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17209336 + ... + 17209591.

It is an arithmetic number, because the mean of its divisors is an integer number (548551665).

Almost surely, 2^4405622656 is an apocalyptic number.

It is an amenable number.

4405622656 is a deficient number, since it is larger than the sum of its proper divisors (4371203984).

4405622656 is an equidigital number, since it uses as much as digits as its factorization.

4405622656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34418941 (or 34418929 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

The square root of 4405622656 is about 66374.8646401633. The cubic root of 4405622656 is about 1639.3402382860.

The spelling of 4405622656 in words is "four billion, four hundred five million, six hundred twenty-two thousand, six hundred fifty-six".