12434420363406 has 16 divisors (see below), whose sum is σ = 25950094671744. Its totient is φ = 3964597796984.

The previous prime is 12434420363389. The next prime is 12434420363467. The reversal of 12434420363406 is 60436302443421.

It is a super-2 number, since 2×12434420363406² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 45052247556 + ... + 45052247831.

It is an arithmetic number, because the mean of its divisors is an integer number (1621880916984).

Almost surely, 2^{12434420363406} is an apocalyptic number.

12434420363406 is an abundant number, since it is smaller than the sum of its proper divisors (13515674308338).

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

12434420363406 is a wasteful number, since it uses less digits than its factorization.

12434420363406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90104495415.

The product of its (nonzero) digits is 995328, while the sum is 42.

The spelling of 12434420363406 in words is "twelve trillion, four hundred thirty-four billion, four hundred twenty million, three hundred sixty-three thousand, four hundred six".