11352404520 has 48 divisors (see below), whose sum is σ = 36895315860. Its totient is φ = 3027307776.

The previous prime is 11352404509. The next prime is 11352404521. The reversal of 11352404520 is 2540425311.

11352404520 is a `hidden beast` number, since 1 + 135 + 2 + 4 + 0 + 4 + 520 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 11346084324 + 6320196 = 106518^2 + 2514^2 .

It is not an unprimeable number, because it can be changed into a prime (11352404521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15766869 + ... + 15767588.

Almost surely, 2^11352404520 is an apocalyptic number.

11352404520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11352404520 is an abundant number, since it is smaller than the sum of its proper divisors (25542911340).

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

11352404520 is a wasteful number, since it uses less digits than its factorization.

11352404520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31534474 (or 31534467 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 11352404520 its reverse (2540425311), we get a palindrome (13892829831).

The spelling of 11352404520 in words is "eleven billion, three hundred fifty-two million, four hundred four thousand, five hundred twenty".