12146263505214 has 32 divisors (see below), whose sum is σ = 25885330426656. Its totient is φ = 3786321177600.

The previous prime is 12146263505209. The next prime is 12146263505219. The reversal of 12146263505214 is 41250536264121.

It is an interprime number because it is at equal distance from previous prime (12146263505209) and next prime (12146263505219).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12146263505219) 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, 379222887 + ... + 379254914.

It is an arithmetic number, because the mean of its divisors is an integer number (808916575833).

Almost surely, 2^{12146263505214} is an apocalyptic number.

12146263505214 is an abundant number, since it is smaller than the sum of its proper divisors (13739066921442).

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

12146263505214 is a wasteful number, since it uses less digits than its factorization.

12146263505214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758477980.

The product of its (nonzero) digits is 345600, while the sum is 42.

Adding to 12146263505214 its reverse (41250536264121), we get a palindrome (53396799769335).

The spelling of 12146263505214 in words is "twelve trillion, one hundred forty-six billion, two hundred sixty-three million, five hundred five thousand, two hundred fourteen".