1344610064225 has 12 divisors (see below), whose sum is σ = 1684505312364. Its totient is φ = 1064598481920.

The previous prime is 1344610064221. The next prime is 1344610064321. The reversal of 1344610064225 is 5224600164431.

It can be written as a sum of positive squares in 6 ways, for example, as 40510015441 + 1304100048784 = 201271^2 + 1141972^2 .

It is not a de Polignac number, because 1344610064225 - 2² = 1344610064221 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1344610064221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 277236764 + ... + 277241613.

It is an arithmetic number, because the mean of its divisors is an integer number (140375442697).

Almost surely, 2^{1344610064225} is an apocalyptic number.

It is an amenable number.

1344610064225 is a deficient number, since it is larger than the sum of its proper divisors (339895248139).

1344610064225 is an equidigital number, since it uses as much as digits as its factorization.

1344610064225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554478484 (or 554478479 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 1344610064225 in words is "one trillion, three hundred forty-four billion, six hundred ten million, sixty-four thousand, two hundred twenty-five".