424221310433 has 8 divisors (see below), whose sum is σ = 427643031552. Its totient is φ = 420800861376.

The previous prime is 424221310417. The next prime is 424221310483. The reversal of 424221310433 is 334013122424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 424221310433 - 2⁴ = 424221310417 is a prime.

It is a super-3 number, since 3×424221310433³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 424221310396 and 424221310405.

It is not an unprimeable number, because it can be changed into a prime (424221310483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357416 + ... + 988022.

It is an arithmetic number, because the mean of its divisors is an integer number (53455378944).

Almost surely, 2^424221310433 is an apocalyptic number.

It is an amenable number.

424221310433 is a deficient number, since it is larger than the sum of its proper divisors (3421721119).

424221310433 is a wasteful number, since it uses less digits than its factorization.

424221310433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636031.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 424221310433 its reverse (334013122424), we get a palindrome (758234432857).

The spelling of 424221310433 in words is "four hundred twenty-four billion, two hundred twenty-one million, three hundred ten thousand, four hundred thirty-three".