12155280822441 has 12 divisors (see below), whose sum is σ = 17565685536880. Its totient is φ = 8099801618040.

The previous prime is 12155280822379. The next prime is 12155280822457. The reversal of 12155280822441 is 14422808255121.

12155280822441 is a `hidden beast` number, since 1 + 2 + 1 + 5 + 52 + 80 + 82 + 2 + 441 = 666.

It is not a de Polignac number, because 12155280822441 - 2¹³ = 12155280814249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12155280822491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 309890155 + ... + 309929376.

Almost surely, 2^{12155280822441} is an apocalyptic number.

It is an amenable number.

12155280822441 is a deficient number, since it is larger than the sum of its proper divisors (5410404714439).

12155280822441 is a wasteful number, since it uses less digits than its factorization.

12155280822441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619821716 (or 619821713 counting only the distinct ones).

The product of its (nonzero) digits is 409600, while the sum is 45.

The spelling of 12155280822441 in words is "twelve trillion, one hundred fifty-five billion, two hundred eighty million, eight hundred twenty-two thousand, four hundred forty-one".