1217412008464 has 20 divisors (see below), whose sum is σ = 2373206543056. Its totient is φ = 604971610272.

The previous prime is 1217412008459. The next prime is 1217412008521. The reversal of 1217412008464 is 4648002147121.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233396934 + ... + 233402149.

Almost surely, 2^{1217412008464} is an apocalyptic number.

It is an amenable number.

1217412008464 is a deficient number, since it is larger than the sum of its proper divisors (1155794534592).

1217412008464 is a wasteful number, since it uses less digits than its factorization.

1217412008464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466799254 (or 466799248 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 40.

The spelling of 1217412008464 in words is "one trillion, two hundred seventeen billion, four hundred twelve million, eight thousand, four hundred sixty-four".