424420442212 has 24 divisors (see below), whose sum is σ = 799961452472. Its totient is φ = 195863788800.

The previous prime is 424420442167. The next prime is 424420442233. The reversal of 424420442212 is 212244024424.

It can be written as a sum of positive squares in 4 ways, for example, as 25582722916 + 398837719296 = 159946^2 + 631536^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10239 + ... + 921382.

Almost surely, 2^424420442212 is an apocalyptic number.

It is an amenable number.

424420442212 is a deficient number, since it is larger than the sum of its proper divisors (375541010260).

424420442212 is a wasteful number, since it uses less digits than its factorization.

424420442212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 940399 (or 940397 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 31.

Adding to 424420442212 its reverse (212244024424), we get a palindrome (636664466636).

The spelling of 424420442212 in words is "four hundred twenty-four billion, four hundred twenty million, four hundred forty-two thousand, two hundred twelve".