2251163024216 has 8 divisors (see below), whose sum is σ = 4220930670420. Its totient is φ = 1125581512104.

The previous prime is 2251163024207. The next prime is 2251163024219. The reversal of 2251163024216 is 6124203611522.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251163024219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140697689006 + ... + 140697689021.

Almost surely, 2^{2251163024216} is an apocalyptic number.

It is an amenable number.

2251163024216 is a deficient number, since it is larger than the sum of its proper divisors (1969767646204).

2251163024216 is a wasteful number, since it uses less digits than its factorization.

2251163024216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281395378033 (or 281395378029 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 2251163024216 its reverse (6124203611522), we get a palindrome (8375366635738).

The spelling of 2251163024216 in words is "two trillion, two hundred fifty-one billion, one hundred sixty-three million, twenty-four thousand, two hundred sixteen".