12116016546 has 16 divisors (see below), whose sum is σ = 25067620800. Its totient is φ = 3899407568.

The previous prime is 12116016527. The next prime is 12116016547. The reversal of 12116016546 is 64561061121.

It is not an unprimeable number, because it can be changed into a prime (12116016547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34815966 + ... + 34816313.

It is an arithmetic number, because the mean of its divisors is an integer number (1566726300).

Almost surely, 2^12116016546 is an apocalyptic number.

12116016546 is an abundant number, since it is smaller than the sum of its proper divisors (12951604254).

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

12116016546 is a wasteful number, since it uses less digits than its factorization.

12116016546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69632313.

The product of its (nonzero) digits is 8640, while the sum is 33.

Adding to 12116016546 its reverse (64561061121), we get a palindrome (76677077667).

The spelling of 12116016546 in words is "twelve billion, one hundred sixteen million, sixteen thousand, five hundred forty-six".