12350022506 has 4 divisors (see below), whose sum is σ = 18525033762. Its totient is φ = 6175011252.

The previous prime is 12350022491. The next prime is 12350022557. The reversal of 12350022506 is 60522005321.

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., 7434750625 + 4915271881 = 86225^2 + 70109^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3087505625 + ... + 3087505628.

Almost surely, 2^12350022506 is an apocalyptic number.

12350022506 is a deficient number, since it is larger than the sum of its proper divisors (6175011256).

12350022506 is an equidigital number, since it uses as much as digits as its factorization.

12350022506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6175011255.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 12350022506 its reverse (60522005321), we get a palindrome (72872027827).

The spelling of 12350022506 in words is "twelve billion, three hundred fifty million, twenty-two thousand, five hundred six".