15242334242 has 16 divisors (see below), whose sum is σ = 24426054240. Its totient is φ = 7112289888.

The previous prime is 15242334241. The next prime is 15242334277. The reversal of 15242334242 is 24243324251.

It is a junction number, because it is equal to n+sod(n) for n = 15242334199 and 15242334208.

It is not an unprimeable number, because it can be changed into a prime (15242334241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2990843 + ... + 2995934.

It is an arithmetic number, because the mean of its divisors is an integer number (1526628390).

Almost surely, 2^15242334242 is an apocalyptic number.

15242334242 is a deficient number, since it is larger than the sum of its proper divisors (9183719998).

15242334242 is a wasteful number, since it uses less digits than its factorization.

15242334242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5986865.

The product of its digits is 46080, while the sum is 32.

Adding to 15242334242 its reverse (24243324251), we get a palindrome (39485658493).

Subtracting 15242334242 from its reverse (24243324251), we obtain a palindrome (9000990009).

The spelling of 15242334242 in words is "fifteen billion, two hundred forty-two million, three hundred thirty-four thousand, two hundred forty-two".