13416621446287 has 2 divisors, whose sum is σ = 13416621446288. Its totient is φ = 13416621446286.

The previous prime is 13416621446227. The next prime is 13416621446357. The reversal of 13416621446287 is 78264412661431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13416621446287 - 2³¹ = 13414473962639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13416621446227) 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 as a sum of consecutive naturals, namely, 6708310723143 + 6708310723144.

It is an arithmetic number, because the mean of its divisors is an integer number (6708310723144).

Almost surely, 2^{13416621446287} is an apocalyptic number.

13416621446287 is a deficient number, since it is larger than the sum of its proper divisors (1).

13416621446287 is an equidigital number, since it uses as much as digits as its factorization.

13416621446287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9289728, while the sum is 55.

The spelling of 13416621446287 in words is "thirteen trillion, four hundred sixteen billion, six hundred twenty-one million, four hundred forty-six thousand, two hundred eighty-seven".