12404144535355 has 16 divisors (see below), whose sum is σ = 15038700324480. Its totient is φ = 9820834762752.

The previous prime is 12404144535337. The next prime is 12404144535371. The reversal of 12404144535355 is 55353544140421.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12404144535355 - 2²⁵ = 12404110980923 is a prime.

It is a super-3 number, since 3×12404144535355³ (a number of 40 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30692286 + ... + 31093804.

It is an arithmetic number, because the mean of its divisors is an integer number (939918770280).

Almost surely, 2^{12404144535355} is an apocalyptic number.

12404144535355 is a deficient number, since it is larger than the sum of its proper divisors (2634555789125).

12404144535355 is an equidigital number, since it uses as much as digits as its factorization.

12404144535355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465318.

The product of its (nonzero) digits is 2880000, while the sum is 46.

Adding to 12404144535355 its reverse (55353544140421), we get a palindrome (67757688675776).

The spelling of 12404144535355 in words is "twelve trillion, four hundred four billion, one hundred forty-four million, five hundred thirty-five thousand, three hundred fifty-five".