12182825973409 has 64 divisors (see below), whose sum is σ = 15758535331840. Its totient is φ = 9160222556160.

The previous prime is 12182825973397. The next prime is 12182825973421. The reversal of 12182825973409 is 90437952828121.

It is an interprime number because it is at equal distance from previous prime (12182825973397) and next prime (12182825973421).

It is not a de Polignac number, because 12182825973409 - 2⁷ = 12182825973281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12182825973509) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 47029489 + ... + 47287825.

It is an arithmetic number, because the mean of its divisors is an integer number (246227114560).

Almost surely, 2^{12182825973409} is an apocalyptic number.

It is an amenable number.

12182825973409 is a deficient number, since it is larger than the sum of its proper divisors (3575709358431).

12182825973409 is a wasteful number, since it uses less digits than its factorization.

12182825973409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258690.

The product of its (nonzero) digits is 17418240, while the sum is 61.

The spelling of 12182825973409 in words is "twelve trillion, one hundred eighty-two billion, eight hundred twenty-five million, nine hundred seventy-three thousand, four hundred nine".