42432022033 has 4 divisors (see below), whose sum is σ = 42450941808. Its totient is φ = 42413102260.

The previous prime is 42432022019. The next prime is 42432022043. The reversal of 42432022033 is 33022023424.

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-42432022033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42432021989 and 42432022007.

It is not an unprimeable number, because it can be changed into a prime (42432022043) 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, 9456523 + ... + 9461008.

It is an arithmetic number, because the mean of its divisors is an integer number (10612735452).

Almost surely, 2^42432022033 is an apocalyptic number.

It is an amenable number.

42432022033 is a deficient number, since it is larger than the sum of its proper divisors (18919775).

42432022033 is a wasteful number, since it uses less digits than its factorization.

42432022033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18919774.

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 42432022033 its reverse (33022023424), we get a palindrome (75454045457).

The spelling of 42432022033 in words is "forty-two billion, four hundred thirty-two million, twenty-two thousand, thirty-three".