434421204012 has 18 divisors (see below), whose sum is σ = 1098120265788. Its totient is φ = 144807067992.

The previous prime is 434421204001. The next prime is 434421204013. The reversal of 434421204012 is 210402124434.

434421204012 is a `hidden beast` number, since 4 + 3 + 44 + 212 + 0 + 401 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×434421204012² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (434421204013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6033627798 + ... + 6033627869.

Almost surely, 2^434421204012 is an apocalyptic number.

It is an amenable number.

434421204012 is an abundant number, since it is smaller than the sum of its proper divisors (663699061776).

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

434421204012 is a wasteful number, since it uses less digits than its factorization.

434421204012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12067255677 (or 12067255672 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 434421204012 its reverse (210402124434), we get a palindrome (644823328446).

The spelling of 434421204012 in words is "four hundred thirty-four billion, four hundred twenty-one million, two hundred four thousand, twelve".