42240324051 has 12 divisors (see below), whose sum is σ = 61030047312. Its totient is φ = 28152717936.

The previous prime is 42240324047. The next prime is 42240324059. The reversal of 42240324051 is 15042304224.

42240324051 is a `hidden beast` number, since 4 + 224 + 0 + 32 + 405 + 1 = 666.

It is not a de Polignac number, because 42240324051 - 2² = 42240324047 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42240324059) 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 11 ways as a sum of consecutive naturals, for example, 589056 + ... + 656861.

It is an arithmetic number, because the mean of its divisors is an integer number (5085837276).

Almost surely, 2^42240324051 is an apocalyptic number.

42240324051 is a deficient number, since it is larger than the sum of its proper divisors (18789723261).

42240324051 is a wasteful number, since it uses less digits than its factorization.

42240324051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249690 (or 1249687 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 42240324051 its reverse (15042304224), we get a palindrome (57282628275).

The spelling of 42240324051 in words is "forty-two billion, two hundred forty million, three hundred twenty-four thousand, fifty-one".