12467911566049 has 9 divisors (see below), whose sum is σ = 12883189261809. Its totient is φ = 12065614940580.

The previous prime is 12467911566017. The next prime is 12467911566161. The reversal of 12467911566049 is 94066511976421.

It is a happy number.

The square root of 12467911566049 is 3530993.

It is a perfect power (a square), and thus also a powerful number.

12467911566049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12467911566049 - 2⁵ = 12467911566017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12467911566349) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 109403832 + ... + 109517734.

Almost surely, 2^{12467911566049} is an apocalyptic number.

12467911566049 is the 3530993-rd square number.

12467911566049 is the 1765497-th centered octagonal number.

It is an amenable number.

12467911566049 is a deficient number, since it is larger than the sum of its proper divisors (415277695760).

12467911566049 is an frugal number, since it uses more digits than its factorization.

12467911566049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227868 (or 113934 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 61.

The spelling of 12467911566049 in words is "twelve trillion, four hundred sixty-seven billion, nine hundred eleven million, five hundred sixty-six thousand, forty-nine".