423220330045 has 8 divisors (see below), whose sum is σ = 529945456896. Its totient is φ = 323855556816.

The previous prime is 423220330037. The next prime is 423220330067. The reversal of 423220330045 is 540033022324.

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 423220330045 - 2³ = 423220330037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423220329995 and 423220330022.

It is a congruent number.

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, 1840088277 + ... + 1840088506.

It is an arithmetic number, because the mean of its divisors is an integer number (66243182112).

Almost surely, 2^423220330045 is an apocalyptic number.

It is an amenable number.

423220330045 is a deficient number, since it is larger than the sum of its proper divisors (106725126851).

423220330045 is a wasteful number, since it uses less digits than its factorization.

423220330045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3680176811.

The product of its (nonzero) digits is 17280, while the sum is 28.

Adding to 423220330045 its reverse (540033022324), we get a palindrome (963253352369).

The spelling of 423220330045 in words is "four hundred twenty-three billion, two hundred twenty million, three hundred thirty thousand, forty-five".