6604622500 has 240 divisors, whose sum is σ = 17571375360. Its totient is φ = 2122560000.

The previous prime is 6604622369. The next prime is 6604622579. The reversal of 6604622500 is 52264066.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 24552366 + ... + 24552634.

It is an arithmetic number, because the mean of its divisors is an integer number (73214064).

Almost surely, 2^6604622500 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 6604622500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8785687680).

6604622500 is an abundant number, since it is smaller than the sum of its proper divisors (10966752860).

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

6604622500 is a wasteful number, since it uses less digits than its factorization.

6604622500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384 (or 367 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 6604622500 is about 81268.8285875956. The cubic root of 6604622500 is about 1876.2152714173.

Adding to 6604622500 its reverse (52264066), we get a palindrome (6656886566).

The spelling of 6604622500 in words is "six billion, six hundred four million, six hundred twenty-two thousand, five hundred".