42323220404 has 24 divisors (see below), whose sum is σ = 77988120000. Its totient is φ = 20041594560.

The previous prime is 42323220403. The next prime is 42323220431. The reversal of 42323220404 is 40402232324.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42323220403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163472 + ... + 333720.

It is an arithmetic number, because the mean of its divisors is an integer number (3249505000).

Almost surely, 2^42323220404 is an apocalyptic number.

It is an amenable number.

42323220404 is a deficient number, since it is larger than the sum of its proper divisors (35664899596).

42323220404 is a wasteful number, since it uses less digits than its factorization.

42323220404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173543 (or 173541 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 42323220404 its reverse (40402232324), we get a palindrome (82725452728).

The spelling of 42323220404 in words is "forty-two billion, three hundred twenty-three million, two hundred twenty thousand, four hundred four".