11352539520 has 1152 divisors, whose sum is σ = 50337612000. Its totient is φ = 2341011456.

The previous prime is 11352539509. The next prime is 11352539537. The reversal of 11352539520 is 2593525311.

11352539520 is a `hidden beast` number, since 113 + 5 + 2 + 539 + 5 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1152).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 155514204 + ... + 155514276.

Almost surely, 2^11352539520 is an apocalyptic number.

11352539520 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 11352539520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25168806000).

11352539520 is an abundant number, since it is smaller than the sum of its proper divisors (38985072480).

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

11352539520 is a wasteful number, since it uses less digits than its factorization.

11352539520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160 (or 138 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 36.

The spelling of 11352539520 in words is "eleven billion, three hundred fifty-two million, five hundred thirty-nine thousand, five hundred twenty".