1419648464681 has 2 divisors, whose sum is σ = 1419648464682. Its totient is φ = 1419648464680.

The previous prime is 1419648464677. The next prime is 1419648464683. The reversal of 1419648464681 is 1864648469141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 798326167081 + 621322297600 = 893491^2 + 788240^2 .

It is a cyclic number.

It is not a de Polignac number, because 1419648464681 - 2² = 1419648464677 is a prime.

It is a super-2 number, since 2×1419648464681² (a number of 25 digits) contains 22 as substring.

Together with 1419648464683, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1419648464683) 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, 709824232340 + 709824232341.

It is an arithmetic number, because the mean of its divisors is an integer number (709824232341).

Almost surely, 2^{1419648464681} is an apocalyptic number.

It is an amenable number.

1419648464681 is a deficient number, since it is larger than the sum of its proper divisors (1).

1419648464681 is an equidigital number, since it uses as much as digits as its factorization.

1419648464681 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31850496, while the sum is 62.

The spelling of 1419648464681 in words is "one trillion, four hundred nineteen billion, six hundred forty-eight million, four hundred sixty-four thousand, six hundred eighty-one".