12356204414346 has 48 divisors (see below), whose sum is σ = 29610363752424. Its totient is φ = 3699154749312.

The previous prime is 12356204414327. The next prime is 12356204414353. The reversal of 12356204414346 is 64341440265321.

12356204414346 is a `hidden beast` number, since 1 + 2 + 3 + 5 + 6 + 204 + 4 + 1 + 434 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 11388863318121 + 967341096225 = 3374739^2 + 983535^2 .

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 in 23 ways as a sum of consecutive naturals, for example, 713562861 + ... + 713580176.

Almost surely, 2^{12356204414346} is an apocalyptic number.

12356204414346 is an abundant number, since it is smaller than the sum of its proper divisors (17254159338078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12356204414346 is a wasteful number, since it uses less digits than its factorization.

12356204414346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1427143095 (or 1427143092 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 45.

Adding to 12356204414346 its reverse (64341440265321), we get a palindrome (76697644679667).

The spelling of 12356204414346 in words is "twelve trillion, three hundred fifty-six billion, two hundred four million, four hundred fourteen thousand, three hundred forty-six".