12456216563033 has 4 divisors (see below), whose sum is σ = 12457088800308. Its totient is φ = 12455344325760.

The previous prime is 12456216563023. The next prime is 12456216563041. The reversal of 12456216563033 is 33036561265421.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2080840870144 + 10375375692889 = 1442512^2 + 3221083^2 .

It is a cyclic number.

It is not a de Polignac number, because 12456216563033 - 2⁴ = 12456216563017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12456216563003) 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, 436097216 + ... + 436125777.

It is an arithmetic number, because the mean of its divisors is an integer number (3114272200077).

Almost surely, 2^{12456216563033} is an apocalyptic number.

It is an amenable number.

12456216563033 is a deficient number, since it is larger than the sum of its proper divisors (872237275).

12456216563033 is an equidigital number, since it uses as much as digits as its factorization.

12456216563033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872237274.

The product of its (nonzero) digits is 2332800, while the sum is 47.

The spelling of 12456216563033 in words is "twelve trillion, four hundred fifty-six billion, two hundred sixteen million, five hundred sixty-three thousand, thirty-three".