12573402242 has 8 divisors (see below), whose sum is σ = 19087333776. Its totient is φ = 6210957652.

The previous prime is 12573402241. The next prime is 12573402253. The reversal of 12573402242 is 24220437521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12573402199 and 12573402208.

It is not an unprimeable number, because it can be changed into a prime (12573402241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37871528 + ... + 37871859.

It is an arithmetic number, because the mean of its divisors is an integer number (2385916722).

Almost surely, 2^12573402242 is an apocalyptic number.

12573402242 is a deficient number, since it is larger than the sum of its proper divisors (6513931534).

12573402242 is an equidigital number, since it uses as much as digits as its factorization.

12573402242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75743472.

The product of its (nonzero) digits is 26880, while the sum is 32.

Adding to 12573402242 its reverse (24220437521), we get a palindrome (36793839763).

The spelling of 12573402242 in words is "twelve billion, five hundred seventy-three million, four hundred two thousand, two hundred forty-two".