6522421104 has 80 divisors (see below), whose sum is σ = 18819008800. Its totient is φ = 2162847744.

The previous prime is 6522421069. The next prime is 6522421181. The reversal of 6522421104 is 4011242256.

6522421104 is a `hidden beast` number, since 652 + 2 + 4 + 2 + 1 + 1 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44262 + ... + 122490.

It is an arithmetic number, because the mean of its divisors is an integer number (235237610).

Almost surely, 2^6522421104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6522421104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9409504400).

6522421104 is an abundant number, since it is smaller than the sum of its proper divisors (12296587696).

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

6522421104 is a wasteful number, since it uses less digits than its factorization.

6522421104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78439 (or 78427 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 6522421104 is about 80761.5075639379. The cubic root of 6522421104 is about 1868.3989369073.

The spelling of 6522421104 in words is "six billion, five hundred twenty-two million, four hundred twenty-one thousand, one hundred four".