12326556204435 has 48 divisors (see below), whose sum is σ = 21730579868160. Its totient is φ = 5917337904000.

The previous prime is 12326556204421. The next prime is 12326556204481. The reversal of 12326556204435 is 53440265562321.

It is not a de Polignac number, because 12326556204435 - 2⁷ = 12326556204307 is a prime.

It is a super-2 number, since 2×12326556204435² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1978555 + ... + 5344884.

It is an arithmetic number, because the mean of its divisors is an integer number (452720413920).

Almost surely, 2^{12326556204435} is an apocalyptic number.

12326556204435 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12326556204435 is a deficient number, since it is larger than the sum of its proper divisors (9404023663725).

12326556204435 is a wasteful number, since it uses less digits than its factorization.

12326556204435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7323660 (or 7323559 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 48.

The spelling of 12326556204435 in words is "twelve trillion, three hundred twenty-six billion, five hundred fifty-six million, two hundred four thousand, four hundred thirty-five".