42240043324 has 24 divisors (see below), whose sum is σ = 74659804128. Its totient is φ = 20908792320.

The previous prime is 42240043303. The next prime is 42240043331. The reversal of 42240043324 is 42334004224.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42240043292 and 42240043301.

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, 1585764 + ... + 1612180.

It is an arithmetic number, because the mean of its divisors is an integer number (3110825172).

Almost surely, 2^42240043324 is an apocalyptic number.

It is an amenable number.

42240043324 is a deficient number, since it is larger than the sum of its proper divisors (32419760804).

42240043324 is a wasteful number, since it uses less digits than its factorization.

42240043324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30405 (or 30403 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 42240043324 its reverse (42334004224), we get a palindrome (84574047548).

The spelling of 42240043324 in words is "forty-two billion, two hundred forty million, forty-three thousand, three hundred twenty-four".