11520032316 has 48 divisors (see below), whose sum is σ = 28997318784. Its totient is φ = 3538558656.

The previous prime is 11520032309. The next prime is 11520032317. The reversal of 11520032316 is 61323002511.

It is a super-2 number, since 2×11520032316² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11520032317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28671 + ... + 154473.

It is an arithmetic number, because the mean of its divisors is an integer number (604110808).

Almost surely, 2^11520032316 is an apocalyptic number.

It is an amenable number.

11520032316 is an abundant number, since it is smaller than the sum of its proper divisors (17477286468).

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

11520032316 is a wasteful number, since it uses less digits than its factorization.

11520032316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126410 (or 126408 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 11520032316 its reverse (61323002511), we get a palindrome (72843034827).

The spelling of 11520032316 in words is "eleven billion, five hundred twenty million, thirty-two thousand, three hundred sixteen".