16651160116 has 12 divisors (see below), whose sum is σ = 29144983140. Its totient is φ = 8324022080.

The previous prime is 16651160101. The next prime is 16651160117. The reversal of 16651160116 is 61106115661.

It can be written as a sum of positive squares in 2 ways, for example, as 11138691600 + 5512468516 = 105540^2 + 74246^2 .

It is a super-2 number, since 2×16651160116² (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 (16651160117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365281 + ... + 408328.

It is an arithmetic number, because the mean of its divisors is an integer number (2428748595).

Almost surely, 2^16651160116 is an apocalyptic number.

It is an amenable number.

16651160116 is a deficient number, since it is larger than the sum of its proper divisors (12493823024).

16651160116 is a wasteful number, since it uses less digits than its factorization.

16651160116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778994 (or 778992 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 34.

Adding to 16651160116 its reverse (61106115661), we get a palindrome (77757275777).

The spelling of 16651160116 in words is "sixteen billion, six hundred fifty-one million, one hundred sixty thousand, one hundred sixteen".