12274617256381 has 16 divisors (see below), whose sum is σ = 12864217481856. Its totient is φ = 11689684585216.

The previous prime is 12274617256379. The next prime is 12274617256387. The reversal of 12274617256381 is 18365271647221.

It is a cyclic number.

It is not a de Polignac number, because 12274617256381 - 2¹ = 12274617256379 is a prime.

It is a super-2 number, since 2×12274617256381² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12274617256387) 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, 79466481 + ... + 79620793.

It is an arithmetic number, because the mean of its divisors is an integer number (804013592616).

Almost surely, 2^{12274617256381} is an apocalyptic number.

It is an amenable number.

12274617256381 is a deficient number, since it is larger than the sum of its proper divisors (589600225475).

12274617256381 is a wasteful number, since it uses less digits than its factorization.

12274617256381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169412.

The product of its digits is 6773760, while the sum is 55.

The spelling of 12274617256381 in words is "twelve trillion, two hundred seventy-four billion, six hundred seventeen million, two hundred fifty-six thousand, three hundred eighty-one".