11151161616 has 80 divisors (see below), whose sum is σ = 33413924864. Its totient is φ = 3138486912.

The previous prime is 11151161587. The next prime is 11151161653. The reversal of 11151161616 is 61616115111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225160 + ... + 270183.

Almost surely, 2^11151161616 is an apocalyptic number.

11151161616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11151161616 is an abundant number, since it is smaller than the sum of its proper divisors (22262763248).

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

11151161616 is a wasteful number, since it uses less digits than its factorization.

11151161616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495428 (or 495422 counting only the distinct ones).

The product of its digits is 1080, while the sum is 30.

Adding to 11151161616 its reverse (61616115111), we get a palindrome (72767276727).

The spelling of 11151161616 in words is "eleven billion, one hundred fifty-one million, one hundred sixty-one thousand, six hundred sixteen".