1216465102413 has 24 divisors (see below), whose sum is σ = 1982952522720. Its totient is φ = 711829107360.

The previous prime is 1216465102367. The next prime is 1216465102417. The reversal of 1216465102413 is 3142015646121.

1216465102413 is a `hidden beast` number, since 1 + 2 + 1 + 646 + 5 + 1 + 0 + 2 + 4 + 1 + 3 = 666.

It is not a de Polignac number, because 1216465102413 - 2¹⁰ = 1216465101389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1216465102417) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 211851031 + ... + 211856772.

It is an arithmetic number, because the mean of its divisors is an integer number (82623021780).

Almost surely, 2^{1216465102413} is an apocalyptic number.

It is an amenable number.

1216465102413 is a deficient number, since it is larger than the sum of its proper divisors (766487420307).

1216465102413 is a wasteful number, since it uses less digits than its factorization.

1216465102413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423707849 (or 423707846 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 1216465102413 in words is "one trillion, two hundred sixteen billion, four hundred sixty-five million, one hundred two thousand, four hundred thirteen".