1245454654412 has 24 divisors (see below), whose sum is σ = 2212763794416. Its totient is φ = 613283764928.

The previous prime is 1245454654397. The next prime is 1245454654417. The reversal of 1245454654412 is 2144564545421.

It is not an unprimeable number, because it can be changed into a prime (1245454654417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5811743 + ... + 6022230.

It is an arithmetic number, because the mean of its divisors is an integer number (92198491434).

Almost surely, 2^{1245454654412} is an apocalyptic number.

It is an amenable number.

1245454654412 is a deficient number, since it is larger than the sum of its proper divisors (967309140004).

1245454654412 is a wasteful number, since it uses less digits than its factorization.

1245454654412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11834377 (or 11834375 counting only the distinct ones).

The product of its digits is 3072000, while the sum is 47.

The spelling of 1245454654412 in words is "one trillion, two hundred forty-five billion, four hundred fifty-four million, six hundred fifty-four thousand, four hundred twelve".