653320054530 has 384 divisors, whose sum is σ = 2048378492160. Its totient is φ = 142380564480.

The previous prime is 653320054501. The next prime is 653320054609. The reversal of 653320054530 is 35450023356.

653320054530 is a `hidden beast` number, since 6 + 53 + 3 + 20 + 0 + 54 + 530 = 666.

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 191 ways as a sum of consecutive naturals, for example, 76739554 + ... + 76748066.

It is an arithmetic number, because the mean of its divisors is an integer number (5334318990).

Almost surely, 2^653320054530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 653320054530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1024189246080).

653320054530 is an abundant number, since it is smaller than the sum of its proper divisors (1395058437630).

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

653320054530 is a wasteful number, since it uses less digits than its factorization.

653320054530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8706 (or 8703 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

Adding to 653320054530 its reverse (35450023356), we get a palindrome (688770077886).

The spelling of 653320054530 in words is "six hundred fifty-three billion, three hundred twenty million, fifty-four thousand, five hundred thirty".