1224464013345 has 32 divisors (see below), whose sum is σ = 1970616517632. Its totient is φ = 649230780672.

The previous prime is 1224464013343. The next prime is 1224464013359. The reversal of 1224464013345 is 5433104644221.

It is not a de Polignac number, because 1224464013345 - 2¹ = 1224464013343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1224464013343) 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 in 31 ways as a sum of consecutive naturals, for example, 2202187 + ... + 2701583.

It is an arithmetic number, because the mean of its divisors is an integer number (61581766176).

Almost surely, 2^{1224464013345} is an apocalyptic number.

1224464013345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1224464013345 is a deficient number, since it is larger than the sum of its proper divisors (746152504287).

1224464013345 is a wasteful number, since it uses less digits than its factorization.

1224464013345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500361.

The product of its (nonzero) digits is 276480, while the sum is 39.

Adding to 1224464013345 its reverse (5433104644221), we get a palindrome (6657568657566).

The spelling of 1224464013345 in words is "one trillion, two hundred twenty-four billion, four hundred sixty-four million, thirteen thousand, three hundred forty-five".