12353004843657 has 32 divisors (see below), whose sum is σ = 16526857474176. Its totient is φ = 8207307763200.

The previous prime is 12353004843643. The next prime is 12353004843659. The reversal of 12353004843657 is 75634840035321.

It is a happy number.

It is not a de Polignac number, because 12353004843657 - 2²⁶ = 12352937734793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12353004843659) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3459254682 + ... + 3459258252.

It is an arithmetic number, because the mean of its divisors is an integer number (516464296068).

Almost surely, 2^{12353004843657} is an apocalyptic number.

It is an amenable number.

12353004843657 is a deficient number, since it is larger than the sum of its proper divisors (4173852630519).

12353004843657 is a wasteful number, since it uses less digits than its factorization.

12353004843657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7001.

The product of its (nonzero) digits is 7257600, while the sum is 51.

Adding to 12353004843657 its reverse (75634840035321), we get a palindrome (87987844878978).

The spelling of 12353004843657 in words is "twelve trillion, three hundred fifty-three billion, four million, eight hundred forty-three thousand, six hundred fifty-seven".