423611228441 has 4 divisors (see below), whose sum is σ = 423803518992. Its totient is φ = 423418937892.

The previous prime is 423611228413. The next prime is 423611228459. The reversal of 423611228441 is 144822116324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423611228441 is a prime.

It is a super-2 number, since 2×423611228441² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423611228395 and 423611228404.

It is not an unprimeable number, because it can be changed into a prime (423611224441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96141971 + ... + 96146376.

It is an arithmetic number, because the mean of its divisors is an integer number (105950879748).

Almost surely, 2^423611228441 is an apocalyptic number.

It is an amenable number.

423611228441 is a deficient number, since it is larger than the sum of its proper divisors (192290551).

423611228441 is a wasteful number, since it uses less digits than its factorization.

423611228441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192290550.

The product of its digits is 73728, while the sum is 38.

The spelling of 423611228441 in words is "four hundred twenty-three billion, six hundred eleven million, two hundred twenty-eight thousand, four hundred forty-one".