6450065622 has 384 divisors, whose sum is σ = 20077424640. Its totient is φ = 1441048320.

The previous prime is 6450065621. The next prime is 6450065681. The reversal of 6450065622 is 2265600546.

6450065622 is a `hidden beast` number, since 645 + 0 + 0 + 6 + 5 + 6 + 2 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6450065621) by changing a digit.

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 in 191 ways as a sum of consecutive naturals, for example, 28414273 + ... + 28414499.

It is an arithmetic number, because the mean of its divisors is an integer number (52284960).

Almost surely, 2^6450065622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6450065622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10038712320).

6450065622 is an abundant number, since it is smaller than the sum of its proper divisors (13627359018).

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

6450065622 is a wasteful number, since it uses less digits than its factorization.

6450065622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368 (or 365 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 6450065622 is about 80312.3005647329. The cubic root of 6450065622 is about 1861.4642978381.

The spelling of 6450065622 in words is "six billion, four hundred fifty million, sixty-five thousand, six hundred twenty-two".