421424021214004 has 6 divisors (see below), whose sum is σ = 737492037124514. Its totient is φ = 210712010607000.

The previous prime is 421424021213983. The next prime is 421424021214041. The reversal of 421424021214004 is 400412120424124.

It can be written as a sum of positive squares in only one way, i.e., 419338163151504 + 2085858062500 = 20477748^2 + 1444250^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52678002651747 + ... + 52678002651754.

Almost surely, 2^{421424021214004} is an apocalyptic number.

It is an amenable number.

421424021214004 is a deficient number, since it is larger than the sum of its proper divisors (316068015910510).

421424021214004 is a wasteful number, since it uses less digits than its factorization.

421424021214004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105356005303505 (or 105356005303503 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 31.

Adding to 421424021214004 its reverse (400412120424124), we get a palindrome (821836141638128).

The spelling of 421424021214004 in words is "four hundred twenty-one trillion, four hundred twenty-four billion, twenty-one million, two hundred fourteen thousand, four".