420143005332404 has 12 divisors (see below), whose sum is σ = 736376216854404. Its totient is φ = 209749800516864.

The previous prime is 420143005332397. The next prime is 420143005332433. The reversal of 420143005332404 is 404233500341024.

It can be written as a sum of positive squares in 2 ways, for example, as 46623605109904 + 373519400222500 = 6828148^2 + 19326650^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80425534397 + ... + 80425539620.

It is an arithmetic number, because the mean of its divisors is an integer number (61364684737867).

Almost surely, 2^{420143005332404} is an apocalyptic number.

It is an amenable number.

420143005332404 is a deficient number, since it is larger than the sum of its proper divisors (316233211522000).

420143005332404 is a wasteful number, since it uses less digits than its factorization.

420143005332404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160851074674 (or 160851074672 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 420143005332404 its reverse (404233500341024), we get a palindrome (824376505673428).

The spelling of 420143005332404 in words is "four hundred twenty trillion, one hundred forty-three billion, five million, three hundred thirty-two thousand, four hundred four".