11031382516 has 48 divisors (see below), whose sum is σ = 24091869312. Its totient is φ = 4293763200.

The previous prime is 11031382513. The next prime is 11031382553. The reversal of 11031382516 is 61528313011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11031382511) 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, 309910 + ... + 343666.

It is an arithmetic number, because the mean of its divisors is an integer number (501913944).

Almost surely, 2^11031382516 is an apocalyptic number.

It is an amenable number.

11031382516 is an abundant number, since it is smaller than the sum of its proper divisors (13060486796).

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

11031382516 is a wasteful number, since it uses less digits than its factorization.

11031382516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34840 (or 34838 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

Adding to 11031382516 its reverse (61528313011), we get a palindrome (72559695527).

The spelling of 11031382516 in words is "eleven billion, thirty-one million, three hundred eighty-two thousand, five hundred sixteen".