12466201025 has 6 divisors (see below), whose sum is σ = 15458089302. Its totient is φ = 9972960800.

The previous prime is 12466201009. The next prime is 12466201063. The reversal of 12466201025 is 52010266421.

It can be written as a sum of positive squares in 3 ways, for example, as 682881424 + 11783319601 = 26132^2 + 108551^2 .

It is not a de Polignac number, because 12466201025 - 2⁴ = 12466201009 is a prime.

It is a super-4 number, since 4×12466201025⁴ (a number of 41 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 249323996 + ... + 249324045.

It is an arithmetic number, because the mean of its divisors is an integer number (2576348217).

Almost surely, 2^12466201025 is an apocalyptic number.

It is an amenable number.

12466201025 is a deficient number, since it is larger than the sum of its proper divisors (2991888277).

12466201025 is an equidigital number, since it uses as much as digits as its factorization.

12466201025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498648051 (or 498648046 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 12466201025 its reverse (52010266421), we get a palindrome (64476467446).

The spelling of 12466201025 in words is "twelve billion, four hundred sixty-six million, two hundred one thousand, twenty-five".