12653652340105 has 16 divisors (see below), whose sum is σ = 17486050437504. Its totient is φ = 8610555133440.

The previous prime is 12653652340103. The next prime is 12653652340123. The reversal of 12653652340105 is 50104325635621.

It is not a de Polignac number, because 12653652340105 - 2¹ = 12653652340103 is a prime.

It is a super-2 number, since 2×12653652340105² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12653652340103) 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, 1379892072 + ... + 1379901241.

It is an arithmetic number, because the mean of its divisors is an integer number (1092878152344).

Almost surely, 2^{12653652340105} is an apocalyptic number.

It is an amenable number.

12653652340105 is a deficient number, since it is larger than the sum of its proper divisors (4832398097399).

12653652340105 is a wasteful number, since it uses less digits than its factorization.

12653652340105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2759793456.

The product of its (nonzero) digits is 648000, while the sum is 43.

Adding to 12653652340105 its reverse (50104325635621), we get a palindrome (62757977975726).

The spelling of 12653652340105 in words is "twelve trillion, six hundred fifty-three billion, six hundred fifty-two million, three hundred forty thousand, one hundred five".