424223665712 has 40 divisors (see below), whose sum is σ = 1024748078592. Its totient is φ = 165281947200.

The previous prime is 424223665711. The next prime is 424223665721. The reversal of 424223665712 is 217566322424.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (424223665711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172167464 + ... + 172169927.

Almost surely, 2^424223665712 is an apocalyptic number.

It is an amenable number.

424223665712 is an abundant number, since it is smaller than the sum of its proper divisors (600524412880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

424223665712 is a wasteful number, since it uses less digits than its factorization.

424223665712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344337417 (or 344337411 counting only the distinct ones).

The product of its digits is 967680, while the sum is 44.

The spelling of 424223665712 in words is "four hundred twenty-four billion, two hundred twenty-three million, six hundred sixty-five thousand, seven hundred twelve".