11011055516 has 48 divisors (see below), whose sum is σ = 20591426016. Its totient is φ = 5133932544.

The previous prime is 11011055513. The next prime is 11011055569. The reversal of 11011055516 is 61555011011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011055513) 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, 7424111 + ... + 7425593.

It is an arithmetic number, because the mean of its divisors is an integer number (428988042).

Almost surely, 2^11011055516 is an apocalyptic number.

It is an amenable number.

11011055516 is a deficient number, since it is larger than the sum of its proper divisors (9580370500).

11011055516 is a wasteful number, since it uses less digits than its factorization.

11011055516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2438 (or 2436 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 26.

Adding to 11011055516 its reverse (61555011011), we get a palindrome (72566066527).

The spelling of 11011055516 in words is "eleven billion, eleven million, fifty-five thousand, five hundred sixteen".