13523053320 has 288 divisors, whose sum is σ = 53349865920. Its totient is φ = 2956504320.

The previous prime is 13523053319. The next prime is 13523053361. The reversal of 13523053320 is 2335032531.

13523053320 is a `hidden beast` number, since 1 + 35 + 2 + 305 + 3 + 320 = 666.

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 in 71 ways as a sum of consecutive naturals, for example, 389055 + ... + 422385.

It is an arithmetic number, because the mean of its divisors is an integer number (185242590).

Almost surely, 2^13523053320 is an apocalyptic number.

13523053320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13523053320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26674932960).

13523053320 is an abundant number, since it is smaller than the sum of its proper divisors (39826812600).

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

13523053320 is a wasteful number, since it uses less digits than its factorization.

13523053320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33385 (or 33371 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 27.

Adding to 13523053320 its reverse (2335032531), we get a palindrome (15858085851).

The spelling of 13523053320 in words is "thirteen billion, five hundred twenty-three million, fifty-three thousand, three hundred twenty".