421344241204 has 6 divisors (see below), whose sum is σ = 737352422114. Its totient is φ = 210672120600.

The previous prime is 421344241177. The next prime is 421344241249. The reversal of 421344241204 is 402142443124.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 280584208804 + 140760032400 = 529702^2 + 375180^2 .

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, 52668030147 + ... + 52668030154.

Almost surely, 2^421344241204 is an apocalyptic number.

It is an amenable number.

421344241204 is a deficient number, since it is larger than the sum of its proper divisors (316008180910).

421344241204 is a wasteful number, since it uses less digits than its factorization.

421344241204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105336060305 (or 105336060303 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 421344241204 its reverse (402142443124), we get a palindrome (823486684328).

The spelling of 421344241204 in words is "four hundred twenty-one billion, three hundred forty-four million, two hundred forty-one thousand, two hundred four".