12260520124565 has 16 divisors (see below), whose sum is σ = 14889459579840. Its totient is φ = 9690696554880.

The previous prime is 12260520124561. The next prime is 12260520124571. The reversal of 12260520124565 is 56542102506221.

It is not a de Polignac number, because 12260520124565 - 2² = 12260520124561 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12260520124561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10096199 + ... + 11245188.

It is an arithmetic number, because the mean of its divisors is an integer number (930591223740).

Almost surely, 2^{12260520124565} is an apocalyptic number.

It is an amenable number.

12260520124565 is a deficient number, since it is larger than the sum of its proper divisors (2628939455275).

12260520124565 is a wasteful number, since it uses less digits than its factorization.

12260520124565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21342772.

The product of its (nonzero) digits is 288000, while the sum is 41.

The spelling of 12260520124565 in words is "twelve trillion, two hundred sixty billion, five hundred twenty million, one hundred twenty-four thousand, five hundred sixty-five".