12511416306 has 32 divisors (see below), whose sum is σ = 26120009088. Its totient is φ = 3987737600.

The previous prime is 12511416259. The next prime is 12511416311. The reversal of 12511416306 is 60361411521.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 418456 + ... + 447356.

It is an arithmetic number, because the mean of its divisors is an integer number (816250284).

Almost surely, 2^12511416306 is an apocalyptic number.

12511416306 is an abundant number, since it is smaller than the sum of its proper divisors (13608592782).

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

12511416306 is a wasteful number, since it uses less digits than its factorization.

12511416306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32066.

The product of its (nonzero) digits is 4320, while the sum is 30.

Adding to 12511416306 its reverse (60361411521), we get a palindrome (72872827827).

The spelling of 12511416306 in words is "twelve billion, five hundred eleven million, four hundred sixteen thousand, three hundred six".