42044323433 has 12 divisors (see below), whose sum is σ = 49260571920. Its totient is φ = 35778719592.

The previous prime is 42044323429. The next prime is 42044323463. The reversal of 42044323433 is 33432344024.

It is not a de Polignac number, because 42044323433 - 2² = 42044323429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42044323433.

It is not an unprimeable number, because it can be changed into a prime (42044323463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3079691 + ... + 3093312.

It is an arithmetic number, because the mean of its divisors is an integer number (4105047660).

Almost surely, 2^42044323433 is an apocalyptic number.

It is an amenable number.

42044323433 is a deficient number, since it is larger than the sum of its proper divisors (7216248487).

42044323433 is a wasteful number, since it uses less digits than its factorization.

42044323433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6173156 (or 6173149 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 32.

Adding to 42044323433 its reverse (33432344024), we get a palindrome (75476667457).

The spelling of 42044323433 in words is "forty-two billion, forty-four million, three hundred twenty-three thousand, four hundred thirty-three".