420412434130 has 16 divisors (see below), whose sum is σ = 814953334104. Its totient is φ = 155229206400.

The previous prime is 420412434073. The next prime is 420412434149. The reversal of 420412434130 is 31434214024.

It can be written as a sum of positive squares in 4 ways, for example, as 191163951729 + 229248482401 = 437223^2 + 478799^2 .

It is a super-3 number, since 3×420412434130³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1616970771 + ... + 1616971030.

Almost surely, 2^420412434130 is an apocalyptic number.

420412434130 is a deficient number, since it is larger than the sum of its proper divisors (394540899974).

420412434130 is a wasteful number, since it uses less digits than its factorization.

420412434130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3233941821.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 420412434130 its reverse (31434214024), we get a palindrome (451846648154).

The spelling of 420412434130 in words is "four hundred twenty billion, four hundred twelve million, four hundred thirty-four thousand, one hundred thirty".