12583837565257 has 8 divisors (see below), whose sum is σ = 14381555888576. Its totient is φ = 10786126052592.

The previous prime is 12583837565249. The next prime is 12583837565311. The reversal of 12583837565257 is 75256573838521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12583837565257 - 2³ = 12583837565249 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12583837565192 and 12583837565201.

It is not an unprimeable number, because it can be changed into a prime (12583837565657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3196363 + ... + 5948479.

It is an arithmetic number, because the mean of its divisors is an integer number (1797694486072).

Almost surely, 2^{12583837565257} is an apocalyptic number.

It is an amenable number.

12583837565257 is a deficient number, since it is larger than the sum of its proper divisors (1797718323319).

12583837565257 is an equidigital number, since it uses as much as digits as its factorization.

12583837565257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3405327.

The product of its digits is 423360000, while the sum is 67.

The spelling of 12583837565257 in words is "twelve trillion, five hundred eighty-three billion, eight hundred thirty-seven million, five hundred sixty-five thousand, two hundred fifty-seven".