12257125333408 has 12 divisors (see below), whose sum is σ = 24131215500210. Its totient is φ = 6128562666688.

The previous prime is 12257125333379. The next prime is 12257125333423. The reversal of 12257125333408 is 80433352175221.

It can be written as a sum of positive squares in only one way, i.e., 11937660728464 + 319464604944 = 3455092^2 + 565212^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 191517583303 + ... + 191517583366.

Almost surely, 2^{12257125333408} is an apocalyptic number.

It is an amenable number.

12257125333408 is a deficient number, since it is larger than the sum of its proper divisors (11874090166802).

12257125333408 is an equidigital number, since it uses as much as digits as its factorization.

12257125333408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383035166679 (or 383035166671 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 12257125333408 in words is "twelve trillion, two hundred fifty-seven billion, one hundred twenty-five million, three hundred thirty-three thousand, four hundred eight".