42332240242 has 16 divisors (see below), whose sum is σ = 64745632152. Its totient is φ = 20750970240.

The previous prime is 42332240239. The next prime is 42332240257. The reversal of 42332240242 is 24204223324.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 41636810601 + 695429641 = 204051^2 + 26371^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42332240242.

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, 11133 + ... + 291184.

Almost surely, 2^42332240242 is an apocalyptic number.

42332240242 is a deficient number, since it is larger than the sum of its proper divisors (22413391910).

42332240242 is a wasteful number, since it uses less digits than its factorization.

42332240242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303693.

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

Adding to 42332240242 its reverse (24204223324), we get a palindrome (66536463566).

The spelling of 42332240242 in words is "forty-two billion, three hundred thirty-two million, two hundred forty thousand, two hundred forty-two".