12350004442 has 4 divisors (see below), whose sum is σ = 18525006666. Its totient is φ = 6175002220.

The previous prime is 12350004421. The next prime is 12350004473. The reversal of 12350004442 is 24440005321.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9300866481 + 3049137961 = 96441^2 + 55219^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3087501109 + ... + 3087501112.

Almost surely, 2^12350004442 is an apocalyptic number.

12350004442 is a deficient number, since it is larger than the sum of its proper divisors (6175002224).

12350004442 is an equidigital number, since it uses as much as digits as its factorization.

12350004442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6175002223.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 12350004442 its reverse (24440005321), we get a palindrome (36790009763).

The spelling of 12350004442 in words is "twelve billion, three hundred fifty million, four thousand, four hundred forty-two".