1316424451456 has 16 divisors (see below), whose sum is σ = 2622564337140. Its totient is φ = 658212225664.

The previous prime is 1316424451453. The next prime is 1316424451471. The reversal of 1316424451456 is 6541544246131.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316424451453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5142282886 + ... + 5142283141.

Almost surely, 2^{1316424451456} is an apocalyptic number.

1316424451456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1316424451456 is a deficient number, since it is larger than the sum of its proper divisors (1306139885684).

1316424451456 is an equidigital number, since it uses as much as digits as its factorization.

1316424451456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10284566041 (or 10284566029 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 46.

Adding to 1316424451456 its reverse (6541544246131), we get a palindrome (7857968697587).

The spelling of 1316424451456 in words is "one trillion, three hundred sixteen billion, four hundred twenty-four million, four hundred fifty-one thousand, four hundred fifty-six".