12402652205215 has 16 divisors (see below), whose sum is σ = 14913898243200. Its totient is φ = 9901663252992.

The previous prime is 12402652205213. The next prime is 12402652205231. The reversal of 12402652205215 is 51250225620421.

It is a cyclic number.

It is not a de Polignac number, because 12402652205215 - 2¹ = 12402652205213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12402652205213) 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, 4194469 + ... + 6511441.

It is an arithmetic number, because the mean of its divisors is an integer number (932118640200).

Almost surely, 2^{12402652205215} is an apocalyptic number.

12402652205215 is a deficient number, since it is larger than the sum of its proper divisors (2511246037985).

12402652205215 is a wasteful number, since it uses less digits than its factorization.

12402652205215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2319186.

The product of its (nonzero) digits is 96000, while the sum is 37.

Adding to 12402652205215 its reverse (51250225620421), we get a palindrome (63652877825636).

The spelling of 12402652205215 in words is "twelve trillion, four hundred two billion, six hundred fifty-two million, two hundred five thousand, two hundred fifteen".